Definition of...

[MadMike]

...a "Rotten Prick?"

A guy who doesn't tell his wife he's sterile until after she's pregnant.

[Spiffy McMoron]

...a cabbage (noun):

A vegetable as large and as intelliegent as a man's head.

:p

[DarthRetard]

.....a good customer:

See: oxymoron

Oxymoron: a contradictory term acknowledging the impossible.