Sexual intercourse.
The actual expression is hundreds of years old, and was made famous by Shakespeare in Othello.
BRABANTIO: What profane wretch art thou?
IAGO: I am one, sir, that comes to tell you, your daughter and the Moor are now making the beast with two backs.
(Othello, Act 1, Scene 1).
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Your floppy wang. Your meat dangle. Swinging manmeat.
"A fired a fat load from my yogurt slinging shroom beast on that filthy cunt's face."
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when you go to sleep at 12, sleep for 12 hours, and wake up at 12...which can be written as 121212, which is two 666 or the number of the beast
Civ1: Dude...I was 2 x beasting it last night.
Civ2: Nice!
Civ3: Who are you guys?
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"Dude, I spent Saturday night making the two-backed beast with Alicia."
A rather large creature that likes to eat things.
The Ravenous Bugblatter Beast is so mind-bogglingly stupid that it thinks that if you can't see it, it can't see you. Therefore, the best defense against a Bugblatter Beast is to wrap a towel around your head.
Alas, my great aunt Susan was devoured by a Ravenous Bugblatter Beast of Traal. She did not have a towel handy. And they are very very ravenous beasts.
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A large hairy middle eastern man who has a personality to match.
Get out of the way of that beast from the middle east!
Here comes the Middle East Beast.
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one who supports the coupling of Beast Boy and Raven in Teen Titans
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