A useless person, can be a man or a woman. Also an aggravating person who is working your last nerve.
This word works also works well if you are in a drunken or stoned state. First came into use around 1996 by two guys who were stoned out of their minds on pot.
Dude, don't be a cunt basket. Pass me the bong, man!
How dare that cunt basket cut me off on the freeway!