Yes, you guessed it, another Rugby League saying: When one has been wronged in the extreme. The copped it is a shortened version of being on the end of an anal intrussion. The vass, is an abreviated word for vasoline, the lubricant that you wish the person who wronged you would provide.
a. After careful consideration we are going to give the role of national sales director to Nathan.
b. But I've been here 18 years! Nathan has only been here 18 weeks! I've copped it without vass.
or.
How do you reckon The Eels will go in the grand final?
to fuck something up so bad that only the word "coop" is eligible to describe the magnitude of how bad that personfucked up.
Tony: "Dude how could you possibly pass up that 3-some??"
Cooper: "I didn't pass it up, dude."
Tony: "Then, what happened?"
Cooper: "I got too excited and shit in my pants."
Tony: "WOW. You really cooped it."
Cooper: "I know. I'm a fag."