The act of labia on labia rubbing between two females. Also known as tribadism, it's usually performed while scissoring.
"Did you hear that Ellen Page came out as a lesbian?'
"Yeah, I sort of always figured she'd be into bumping mollusc."
"Yeah, I sort of always figured she'd be into bumping mollusc."
by Batlord February 15, 2014

When a person has a large bump on the back side of their head that causes their head to be too large for their body
by NathanH04 October 18, 2019

To engage in sexual intercourse.
by BumpingUdders September 1, 2022

by Jemlala May 2, 2018

by statik420 December 3, 2017

by Post up all day June 2, 2007

fist bump
when 2 or more people, friends, make a fist and
bump each other
with their knuckles as a way of saying
hello, what's up,
keep up the good work,
see fist bump
when 2 or more people, friends, make a fist and
bump each other
with their knuckles as a way of saying
hello, what's up,
keep up the good work,
see fist bump
bump me
by blthrskt November 18, 2009
