Of British origin, often heard in British, Canadian, Australian and New Zealand army units whjen referring to someone who behaves stupidly while in combat. Sometimes the expression can also be used to refer to going off on exercises.
"Oh, look! The silly bugger has gone and gotten his arse shot off!" Or, when referring to going on an exercise, "It looks like it's time for us to go and play silly bugger again."
a)The sensation you get after visiting your dentist and getting novacaine, which drive the impulse to immitate a motor boat and drool all over your shirt.
b)Nickname for a messed up looking pussy
a)Well I finally got that tooth fixed but now I have silly lips.