BTA University • Glossary
The Complete Sports Betting Glossary
Every term a sports bettor needs to know, from action to win totals. Jump to a letter or scroll through the whole list.
A
Action — Having any money down on a game or event.
Alternative Line — A different version of the main spread or total, priced with adjusted odds based on how likely the sportsbook thinks it is.
ATS (Against the Spread) — A team's record measured against the point spread, rather than by outright wins and losses.
B
Backdoor Cover — When a trailing team scores late, seemingly meaningless points that end up covering the spread.
Bad Beat — Losing a bet that looked all but won until a late turn of events.
C
Cashout — A feature that lets a bettor settle a wager early, before the event ends, for a partial payout.
Chalk — Slang for the favorite. A "chalk bettor" tends to back favorites.
Closing Line — The final odds available right before an event begins.
Cover — Whether a side wins its point-spread bet. A favorite covers by winning by more than the spread; an underdog covers by winning outright or losing by less than the spread.
E
Edge — A perceived advantage a bettor believes they have over the sportsbook's line.
Even Money — Odds set at exactly 50/50, meaning risking $100 to win $100.
F
Fade — Betting against a team, player, or popular pick.
Favorite — The team or player expected to win. Favorites carry a minus sign in American odds.
Futures Bet — A long-term wager on a season-long outcome, like a team winning a championship, placed well before it's decided.
G
Grade — The process of marking a ticket as a win or loss once an event ends.
H
Handicapper — Someone who studies matchups to try to predict outcomes.
Handle — The total amount of money wagered on an event or by a sportsbook overall.
High Roller — A bettor who wagers unusually large amounts.
Hit Rate — How often a specific bet type has won, such as a player prop or a handicapper's picks.
Hook — A half-point added to a spread or total. A 7.5-point favorite is "laying seven and a hook."
L
Laying Points — Betting on the favorite, meaning you give up points rather than get them.
Limit — The maximum amount a sportsbook will accept on a single wager.
Line Movement — Any change to a spread, total, or price before an event starts.
Live Betting — Placing bets on a game while it's already in progress, with odds updating in real time as the action unfolds.
Lock — A bet a bettor is fully confident will win, though no bet is ever guaranteed.
M
Moneyline — A straight-up bet on who wins, with no point spread involved.
Mush — Slang for a bettor believed to bring bad luck.
O
Odds Boost — A promotional offer that temporarily improves the payout on a specific bet.
Oddsmaker — The person or team responsible for setting a sportsbook's lines.
Odds-On Favorite — A favorite so strong it pays out less than even money.
Off the Board — When a sportsbook stops taking bets on a game, often due to a late injury.
Over/Under (Total) — A bet on the combined score of both teams, landing above or below a set number.
P
Parlay — A single wager combining multiple bets, where every leg has to win for it to pay out.
Pick 'Em — A matchup with no favorite or underdog, where the spread sits at zero.
Point Spread — A margin set by the sportsbook to even out a matchup.
Prop Bet — A wager on something other than the final score, like how many yards a player gains.
Puck Line — Hockey's version of the spread, typically set at 1.5 goals.
Push — When the final result lands exactly on the betting number, and wagers are refunded.
R
Run Line — Baseball's version of the spread, typically set at 1.5 runs.
S
Same-Game Parlay — A parlay built entirely from one game, mixing bet types like spread and props.
Sharp — A professional or highly experienced bettor.
Spread — Short for point spread.
Steam — A sudden, fast line movement, often caused by a wave of bets or breaking news.
Straight Up — Betting on who wins outright, with no spread involved.
T
Total — Another name for the over/under.
U
Underdog — The team or player expected to lose. Underdogs carry a plus sign in American odds.
Unit — A standardized bet size used to measure wager amounts, regardless of dollar figure.
V
Vig, Juice, Hold — The built-in fee a sportsbook charges for taking a bet. Hold refers to the percentage of total handle a sportsbook actually keeps as profit.
W
Wager — Another word for a bet.
Win Total — A futures bet on whether a team finishes the season above or below a set number of wins.