one who is very heaty. someone who engages in many criminal acts.
guy 1: yo mark lutkins is a heater
guy 2: yah he shanked me last weekend
guy 1: figures
by Thomas Crown November 25, 2006
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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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A fart that emits heat as it exits your a-hole
I use a heater to warm my ass during the winter months
by Joel September 30, 2003
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describes something that is face meltingly amazing.
G- Did you see that sick throwdown in the Blazers game last night?

T- Yeah that was a complete heater!
by Daniel Seidel January 26, 2009
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"Your mama gave me a heater last night, biotch!!!"
by HONKEY LOC November 24, 2003
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A heater is a dog in heat and wanting to get the freaky on with another dog.
That dog is heater. Look at it panting for some lovin.
by blackjackg37 March 3, 2008
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bucka-bucka-buck-buck-buck
by spanky July 10, 2003
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