Betting Glossary: Terms Explained A–Z
This betting glossary explains common betting words in plain English. Where we have a full guide on a term, the entry links to it.
0–9
- 1UP / 2UP — An early-payout feature on a 1X2 pick. Your bet is settled as a win if your team goes 1 goal (1UP) or 2 goals (2UP) ahead at any point, usually at lower odds. Read the guide
- 1X2 — A bet on the match result after normal time. 1 is a home win, X is a draw and 2 is an away win. Read the guide
A
- Acca (accumulator) — One bet that links two or more picks, with their odds multiplied together. Every pick must win, or the whole bet loses. Read the guide
- Asian handicap — A goal start or deficit given to one team, which removes the draw. On whole lines a tie returns your stake; on quarter lines your stake is split in two halves. Read the guide
- Aviator predictor — An app, bot or channel that claims to predict crash game rounds. None works; they earn from your fees, deposits and data. Read the guide
- Aviator — A crash game where a multiplier rises until the plane flies away at a random point. You win only if you cash out before that. Read the guide
B
- Banker — A pick that goes into every combination of a system bet. If the banker loses, every combination that includes it loses. Read the guide
- Bankroll — Money set aside for betting only. Bankroll management means staking a small, set part of it on each bet. Read the guide
- Bet builder — A feature that joins several picks from the same match into one bet, such as GG and over 2.5. Every pick must win, and the bookmaker adjusts the odds because the picks are linked.
- Bet slip — The list of your picks, odds, stake and potential return. Check it carefully before you confirm, because most bets cannot be changed later. Read the guide
- Booking code — A short code that loads a ready-made bet slip on a bookmaker site. Loading a code does not place a bet. Read the guide
- Bookmaker — A company that takes bets and sets the odds. Only use one that is licensed in your country.
- BTTS (both teams to score) — A bet that both teams score at least one goal. It is the same as GG. Read the guide
C
- Cash out — Ending a bet before all matches finish, for an amount the bookmaker offers. The offer is usually lower than the bet's fair value. Read the guide
- Closing odds — The last odds offered just before kick-off, after odds have moved with team news and betting. Many people see them as the market's best estimate before the match. Read the guide
- Combo — Another name for an accumulator. It can also mean a combined market, such as GG and over 2.5, where both parts must win. Read the guide
- Correct score — A bet on the exact final score, such as 2–1. The odds are high because only one of many possible scores happens. Read the guide
D
- Decimal odds — Odds shown as one number, such as 2.50. Your return is your stake times the odds. Read the guide
- Deposit limit — A cap you set in your bookmaker account on how much you can deposit per day, week or month. Set it before your first deposit. Read the guide
- Double chance — One bet that covers two of the three results: 1X, X2 or 12. The odds are lower because you cover more results. Read the guide
- Draw no bet (DNB) — A bet on one team to win, with your stake returned if the match is a draw. If your team loses, you lose your stake. Read the guide
E
- Each way — A bet split into two equal stakes: one on your pick to win and one on it to finish near the top. It is common in horse racing and golf but rare in football.
- Edit bet — A feature some bookmakers offer to change picks on a slip you already placed. Your old slip is usually cashed out, and that value becomes the stake on a new slip. Read the guide
- European handicap — A goal start or deficit for one team, then a bet on home, handicap draw or away. There is no stake refund, so every bet wins or loses. Read the guide
- Excise duty — A tax taken from your deposit or stake, not from winnings. In Kenya in 2026, it is 5% of every deposit. Read the guide
- Expected value (EV) — The average profit or loss a bet would make per bet if you placed it many times. Because of the bookmaker margin, most bets have a negative EV. Read the guide
F
- "Fixed match" — A game with a result arranged in advance, which is a crime. People who sell "fixed match" tips online are scammers. Read the guide
- Fractional odds — Odds shown as profit compared with stake, such as 5/2. To convert to decimal, divide the top number by the bottom one and add 1. Read the guide
- Free bet — A bookmaker credit you can stake but not withdraw. If it wins, you usually get the profit only, not the stake. Read the guide
G
- Goal difference — Goals scored minus goals conceded, shown in the league table. It helps you see how strong a team really is beyond its points. Read the guide
- GG/NG — GG ("goal goal") means both teams score at least once. NG ("no goal") means at least one team does not score. Read the guide
H
- Head to head (H2H) — Past results between the two teams in a match. It is a small clue, and old results with different players can mislead you. Read the guide
- Home advantage — The general tendency for teams to do better at their own ground. Bookmakers already build it into the odds. Read the guide
- HT/FT (half-time/full-time) — A bet on the half-time result and the full-time result together. Both parts must be right to win. Read the guide
I
- Implied probability — The chance of an outcome that the odds suggest. Divide 1 by the decimal odds and multiply by 100, so odds of 2.50 mean 40%. Read the guide
J
- Jackpot — A bet where you predict the 1X2 result of a set list of matches, often 13 or 17. You win the top prize only if every pick is right, which is a very long shot. Read the guide
K
- KYC (know your customer) — Account verification, where the operator confirms who you are with your ID and phone number. Most sites require it before your first withdrawal. Read the guide
L
- Licence — Official permission from a regulator for an operator to take bets. Check the licence with your country's regulator before you deposit. Read the guide
- Live betting (in-play) — Placing bets while a match is being played. The odds change all the time, so set a spending limit before kick-off. Read the guide
M
- Margin (overround) — The edge built into the odds so the bookmaker profits over time. Add the implied probabilities of every outcome; the amount above 100 percent is the margin. Read the guide
- Martingale — Doubling your stake after every loss, hoping one win covers it all. Stakes grow very fast, and a losing run can empty your budget. Read the guide
- M-Pesa Paybill — The usual way to deposit with M-Pesa in Kenya. Use only the business number shown on the operator's official site. Read the guide
- Multiplier — In crash games like Aviator, the number that rises during a round. If you cash out in time, your return is your stake times the multiplier. Read the guide
O
- Odds — The price on an outcome. They show what you get back if you win and how likely the bookmaker thinks the outcome is. Read the guide
- Over/under — A bet on whether the total goals will be above or below a line, such as 1.5 or 2.5. Over 1.5 needs two or more goals; over 2.5 needs three or more. Read the guide
P
- Payout — The total amount paid on a winning bet: stake times odds, before any tax. It includes your stake. Read the guide
- Provably fair — A system where each crash game round is decided by a random seed before it starts. You can check the result after the round, but no one can predict the next one. Read the guide
- Push — A tie on a handicap or goals line, so your stake is returned. It is neither a win nor a loss. Read the guide
R
- Return — What you get back from a winning bet, including your stake. Profit is the return minus your stake. Read the guide
- Rollover — Another name for a wagering requirement: how much you must bet before you can withdraw a bonus. Read the guide
- ROI (return on investment) — Your profit divided by your total staked, times 100. Most bettors have a negative ROI over time. Read the guide
- RTP (return to player) — The share of all stakes a game pays back over a very large number of rounds. An RTP of 97% means players lose about 3% on average, not that you get 97% back each session. Read the guide
S
- Self-exclusion — Blocking yourself from a betting account for a set time. Self-exclude from every account you have, not just one. Read the guide
- Single — A bet on one selection only. If it wins, you get your stake times the odds. Read the guide
- Sports betting — Risking money on the result of a sports event. You pick an outcome, take the offered odds and choose a stake. Read the guide
- Stake — The money you bet. If your bet loses, you lose your stake.
- Strike rate — The share of bets or tips that win. A high strike rate at low odds can still lose money. Read the guide
- "Sure odds" — Bets that sellers claim cannot lose. They do not exist, and sellers earn from fees, not winning bets. Read the guide
- System bet — One slip that splits your picks into several smaller accumulators, such as every pair from three picks. You can get money back if one pick loses, but each win pays less. Read the guide
T
- Team form — A team's recent results, goals and home or away record. Form is one clue for your estimate, and it is already part of the odds. Read the guide
- Team news — Injuries, suspensions and line-up changes before a match. Losing a key player usually makes a team's odds go up. Read the guide
- Tipster — A person who shares betting picks, free or for a fee. A good tipster keeps a full record, but no tipster can promise wins. Read the guide
U
- Under 2.5 goals — A bet that the match has two goals or fewer in total. Three or more goals means the bet loses. Read the guide
- Unit — A small, set stake you use for each bet, often 1–2% of your bankroll. Using units keeps every bet the same size. Read the guide
- USSD betting — Placing bets by dialling a short code and choosing from a text menu. It works on any phone without internet data. Read the guide
V
- Value bet — A bet where your estimated chance is higher than the implied probability in the odds. It can still lose, and your estimate can be wrong. Read the guide
- Virtual football — Computer-simulated matches with results decided by a random number generator. Team names and past results do not help you predict them. Read the guide
- Void — A bet the bookmaker cancels, so it is neither won nor lost. A void single returns your stake; a void leg in an accumulator usually counts as odds of 1.00. Read the guide
W
- Wagering requirement — The total amount you must bet before you can withdraw a bonus. A ₦1,000 bonus with 5x rollover means ₦5,000 of bets first. Read the guide
- Withdrawal — Moving money from your betting account to mobile money or a bank. Most operators ask you to verify your identity first, and you should never pay a "release fee" to get paid. Read the guide
- Withholding tax — A tax the operator deducts from your winnings before paying you. Rates differ by country; in Kenya in 2026 it is 20% of winnings. Read the guide
X
- xG (expected goals) — A measure of the quality of a team's chances. Each shot gets a number between 0 and 1 for its chance of becoming a goal. Read the guide
Y
- Yield — Usually the same as ROI: profit divided by total staked, times 100. Judge it over many hundreds of bets, not a few. Read the guide