When your coffee is getting cold or low, and you only want a little more in your cup.... you need a heater.
Coffee anyone?

"I could use a heater."
by BeanHead May 21, 2006

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Top Definition
a gun, usually handgun
he blasted his heater out the window at the fools on the corner
by notorious-d January 22, 2004

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I believe in common usage that heater is a term now applied to all firearms, not only fully automatic firearms.
by jgpixfed October 20, 2003

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means gun. usually a 9mm or anyother pistol. mad popular by book "native son"
let me pull out my heater and roll on these bustas
by carribean saint January 11, 2005

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Slang term for a cigarette.
"let's have a heater"
"Do you have any heaters?"
"Heater?"
by Nick K December 15, 2005

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A hot fart. A fart where you can feel the warmth in your drawers long after the gas was passed.
"Keep your distance, I've been rippin' heaters all night".
by harold mann September 14, 2010

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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.
by Johnnay April 25, 2003

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Gambling term refers to winning lots of money in a short period of time. Heater(s) means 4 or 5 digit wins or payouts gambling in a few days or a few weeks.
Last week I went on one of my insane heaters playing poker online. I started with $200 and worked it up to $3500 in 3 days playing No Limit Holdem.
by TheRealJayZ July 03, 2010

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