Masturbating while pooping, usually to dog porn.
That Arab guy really likes mooping to dogs.
You feeling a bit cray cray, and a bit moopy, so you start meep mooping.
Gals be meep mooping everyday, @bbylicous.com fr so slay
Derived from the phrase 'whoop chicken', which is a street term for meth. Better than 'whoop chicken'.
That hen is spracked out on moop chicken.