a) Someone in general that tries to screw you over in any given situation.
b) A person or thing that uses your material to promote themselves whilst not crediting you.
c) Sexually; may mean someone that tries in anyway possibly to get down someone pants.
d) May be used generally to describe someone that is a cock or tosser.
AN EXAMPLE: "Here you go, all done and dusted, good innit"
" o, yes very good did James R help"
" NO, i did it all"
- whata cock weasel