A sexual maneuver, mainly used for male masturbation, where the seat heater in a car is left on while jacking off to singe ones balls.
Billy felt nervous about attempting a heat seater in a public parking lot.
by Curufin July 19, 2014
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another name for a seat heater. generally located in the driver and front passenger seats in cars.
a: woah, my but is so warm!
b: yeah man, heat seaters are on!
by rocknro8907 January 03, 2012
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