a gun usualy a .45 colt 1911 a popular handgun of the 1930's
"Tommy make sure you pack a heater for this job."
by .911.AZBDC December 29, 2007
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A cigarette. A dart; square. An amount of tabacco rolled or made for use of smoking.
Man, Chucky was so drunk last night, he threw back like a whole pack of heaters.
by Austin Tyrrell December 7, 2007
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a gun,gat,burner, 50 cent packs heat yo
You got clapped by joshes heater
by Jay Co October 19, 2004
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la pistola aka pistol. you call it that cuz you got sumthin hot for them.
"say fool, you gotcher heater on you?"

"dont leave home with out it"
by who dat January 9, 2005
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In baseball, the fastball pitch. At the major league level, the heater generally travels to the batter a speed of 95 mph or more.
Already ahead 0 balls and 2 strikes, Randy Johnson threw the heater to complete the strikeout.
by DeJuan December 16, 2004
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when a woman holds her mouth on a guys crotch with his pants on and blows hot air into them and warms up his dick
"man, i love it when my girl feels awnry and she teases me with a heater"!
by the naked nuker August 31, 2009
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