look up any word, like cunt:
 
5.
Someone who still breast fed when they are not babys anymore.
David: Whats Rick Doing sucking his mom???
Joel: hes having his lunch.
David:But hes 15!!!
Joel: thats because hes a mother sucker
by Joel Wozniak June 28, 2005
 
1.
Motherfucker.
Dave didn't want to embarass his grandmother so he said, " Pass the ketchup, mothersucker".
by Dick Splash August 17, 2003
 
2.
Best pronounced as 'motha sucka', it is the edited version of mother fucker
Back yo ass up motha sucka
by M-Dizzle October 15, 2003
 
3.
A non-obscene version of motherfucker. Good for situations where swearing is a bad idea.
oh mothersucker! can't believe I just lost!
by UM North Quad August 31, 2010
 
4.
a sucker of mothers.
I'll kick your ass, you stupid mothersucker!
by connie June 27, 2003
 
6.
Noun to describe someone who sucks whilst kissing.
Friend 1: Did you kiss anyone at the party last night?
Friend 2: Yeah but she was a mother sucker, my face hurts!
by kristel1987 January 09, 2011