when dropped something and smashed,shout oh fuckdust,or when someone talking rubbish,was used by my womanising grandad in the 60's when accused of something by his wife,would say what a load of fuckdust
Sean: Dude, holy shit! you don't look so fucking good.
Owen: Quick! grab me a bucket, I feel like a Shitbag full of Fuckdust!
Sean: yeah you look like one too.
Owen: Just get me the bucket already cockface
Almost synonymous with cockblock, but worse. Someone who constantly thwarts sexual encounters out of jealousy because they have no game. Can single-handedly ruin a party unless immediatelykicked out.