Definition
Wagering on a game after it has started, with odds that update in real time as the score and game state change. Lines move fast and books often post wider margins on live markets.
Related terms
- Line Movement — How a price shifts from the opening line to the close as money comes in. The basis for CLV and steam/RLM signals.
- Steam Move — A sudden, uniform line move across many books at once, driven by coordinated sharp betting — fast-moving professional consensus.