look up any word, like ratchet:
 
1.
shitting yourself in a car without seat heaters
My ass was freezing, so I gave myself a heat-seater.
by bishpants April 20, 2009
 
2.
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
 
3.
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