Referring to "Pineapple Express" letting the "monkey out of the bottle" is in the same terms as letting "the cat out of the bag"..like the "secrets out"..
1: "well i guess the monkey is out of the bottle then?"
2: "What? what does that even mean?"
"That dumb guy behind the bar didn't know what he was doing; typical bottle monkey, just grabbing bottles and pouring them like some animal, with no knowledge or ability."
The act of vigorously masturbating penis, aided by either poppers, weed, or both and often at the expense of personal relationships and productivity. So named because the masturbator engaging in the monkeybate is often so overwhelmed with pleasure that they screw up their faces in a way that mimics a baboon, gorilla, or monkey.
Dark circles under a girls eyes. The term is derived from the girls looking sickly, therefore possibly bitten by a virus ridden monkey. There are a certain subset of guys who have a fetish for this look. Some may say they are "smitten for the bitten". This look can be achieved via makeup, lack of sleep, and heroin use. Also called MonkeyBites
"wow!! will you get a look at that girl!! she is hot!!" "no way dude she is monkeybitten".