A derogatory term that can be used in any situation and on anyone or anything, such as jerk, idiot or dick.
What's going on, Fignuts?
by Makrel October 01, 2003

Ye Mum is an excellent way to wind up your mates. it is the perfect response to any conceivable gesture.
Person being wound up: "this music absolutely rocks"
the winder upper: "do you know what else rocks? YE MUM!!"
the winder upper: "do you know what else rocks? YE MUM!!"
by Makrel September 08, 2005
