quarkus
an insult used when little children are around. You've heard of soft porn, well, this is a soft 'curse'.
W: What! You didn't tell me your mom was comming over today!
M: Yes I bloody well did!
W: Beleive me you quarkus, I'd remember if you had!
M: Yes I bloody well did!
W: Beleive me you quarkus, I'd remember if you had!