A term first coined by Kenny of Derby, a fellow greb. It can be used in various situations, such as an answer or an expression of great surprise.
Me: What did you do last night?
Ken: Ben's mum
Chav: Wat da fuck is Black Sabbath?
Ken: Ben's mum! You're stupid!
Ken: Ben's mum
Chav: Wat da fuck is Black Sabbath?
Ken: Ben's mum! You're stupid!
by Eldest Wishbone October 04, 2006
anything you want her to be........
omg i just had a ride on Ben's mum lololol
that was proper bad Ben's mum back there
person 1: "what happened to you last night?"
Person 2: "Well you know Ben's mum?"
Ben's mum and ting
that was proper bad Ben's mum back there
person 1: "what happened to you last night?"
Person 2: "Well you know Ben's mum?"
Ben's mum and ting
by samuella raymondo osocao stevenson January 07, 2008
by Rob123456123 March 11, 2011