A close relative of an asshat, an assmonkey is best defined as 'any disagreeable idiot who has successfully combined being an asshole with the brainpower of a monkey fed LSD'.
Eytemology is unknown, but there are perhaps links to Wayne's World, and the line "Pshyeah, and monkeys might fly out my butt."
"God, could Nicholas be any more of an assmonkey? RTFM, n00b."
Someone or something that, on purpose or by accident, regularly screws up situations that take a lot of time, patience and effort to get to, including finishing an artistic masterpiece or concluding successful business negotiations.
Assmonkey! You knocked over my domino chain! That thing took threefucking hours to set up!
Short-hand for the word floccinaucinihilipilification, meaning the estimation of something as valueless (encountered mainly as an example of one of the longest words in the English language).
Precedes or follows either a gratuitously disrespectful or honest remark, originated in New York City. Used in similar fashion to "no offense" or "to be honest," interchangeably.
Ya mans is wild buns, respectfully. Respectfully he's washed.
After school, The Modells on Jamaica Ave was active. Respectfully.