The gathering area for male & female ejaculate on bed during/after sex.
Always do it on her side of the bed so she has to sleep in the butt-puddle
by Kalnadia August 11, 2015
The damp butt-shaped imprint left on your sheets after a long sweaty session of sex.
Guess we should've turned on the fan before we got started, cause I just left a gnarly butt puddle on the bed.
by Deadinlivingform April 06, 2011