Betting both sides of a moving line at different numbers, hoping the result lands between them so both bets win. Related terms Line movement A change in the spread, total, or moneyline after a line is first posted, in response to bet volume,… Arbitrage (arb) Betting all outcomes of an event at different sportsbooks at prices that guarantee profit regardless… More in Market dynamics HandleSharpSquare (public)Line movementSteamReverse Line Movement (RLM) ← All glossary terms