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.
How do you reckon The Eels will go in the grand final?
Meaning that the previously mentioned statement, vision or joke is approved. Some say That's Tops was actually better than That's Gold which replaced that's tops as a way of giving the saying more "vission".