A stubborn child, esp. one that exhibits monkey-like traits (e.g. small, agile, and wild)
Get cho monkey ass off the computer and do your homework.
The resultant condition from prolonged periods of poor personal hygiene (i.e. lack of showering) and physical activity leading to an uncomfortable, sweaty, red burning ass reminiscent of a large, red and bulbous monkey's ass which has been dragged through the sand and dirt all day and appears quite painful.
(See the latin, rectus sebaceous primatus)
Dude I gotta take a shower - I got some wicked monkey ass!
One who acts badly or stupid.
I'll whoop yo monkey ass.
A very bad smelling object, with a pungent,vivacious, and overwheling odor.
"Damn! Your gym shoes got some monkeyass smell to 'em"
1) Someone who behaves and embodies the functional capacity of a monkey in human form.
2) A human being with a large baboon-like ass. Synonym: Baboon-Ass
1) Look! That guy is eating his own poo! What a monkey ass!
2) Holy shit! The bum on that woman is unequaled, even compared to the sum of any two human beings! What a monkey ass!