dead pool

Noun

 * 1) A game of prediction or gambling that involves guessing when people, typically celebrities, will die.
 * 2) The point at which a reservoir no longer has enough water to flow downstream of its dam, at which point (for example) a dam's turbines are no longer able to generate power.
 * 1) The point at which a reservoir no longer has enough water to flow downstream of its dam, at which point (for example) a dam's turbines are no longer able to generate power.