What is Mum Bum?
1.
a girl wit no ass, a saggy ass, or jus an ass that looks something like a 50 year old womans.
Steph shouldnt wear tight jeans because she has a mum bum and its discusting
See
2.
The flattening and/or widening of the ass after child birth...
"Oh Look at her...thats a real mum bum..." or "Look at her she aint got no junk in that trunk, she got mum bum"....
well look at the bums of some moms and you'll see what we mean.... it's very obvious!!(looks like you've spent the last 3 days laying on your back and your ass is flattened...)
See
Random Words:
1.
1. A communist person who will spam a forum until it can no longer function.
2. A lonely old communist still living at home visiting ..
1.
one of the top players in runescape this guy raised 40 lvl of woodcutting in less than 24 hours, he didnt use bots either. He should get..