Top definition
The guy in the back of a threesome that keeps the rhythm going smooth.
Definition: A Thrust Buddy is the rhythm keeper in the caboose position of a two guy one girl threesome.

Example; Hit that ass harder Frank she losing interest up here...
via giphy
by MasterDaddySir February 04, 2020
Get the mug
Get a Thrust Buddy mug for your cousin Larisa.
Apr 21 Word of the Day
I've been jabbed
by Francesco II March 20, 2021
Get the merch
Get the jabbed neck gaiter and mug.