Any gun.
Called like that cause it heats up the gun when you shoot it(quite obvious).
If that muthafucka fucks with me Ima bring the heat to him.
Jack pulled out his heater and busted 12 at his head.
Johnnay packs more heat than the oven.
A ritualistic male bonding event consisting of complete and total inebriation, drugs, intercourse with various Women, and disregard for law. Usually lasting 2 nights and resulting in bankruptcy, divorce, arrests, annulments, and break-ups.
In poker, a heater is a period where a player is getting better than average cards. Heaters don't theoretically exist, but they appear to exist on a player's graph. Can last for a very short while or a very long while.
I was on a huge heater where I was running $5,000 over EV. Now I'm downswinging back to zero :(