A term usually for 'extremely' lubricated squirting contests with your friend. whether you are a male, or a female.

The other person is incapable of denying it. If you or your friend are a male, then it means to see who can squirt semen out there penis the farthest, if you or your friend are female, than it means to see who can squirt out of there pussy the farthest.
by sillygooba267 September 18, 2023
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While engaging in sexual activity with a partner,
call numerous males over to include in the sexual act.
Causing an overwhelming amount of male genetalia in one
location. The copious amount of male genetalia compared to female genetalia would result in an "onslaught" type of situation.
"Last night Jonny surprised me by inviting his friends over. I was definately satisfied with the beef onslaught i recieved."
by Stephen Travers September 15, 2006
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A Fortnite skin concept of a lady with pink hair and key necklace. Many don’t know what the key is for, but some assume it’s the key to Purple Remedy’s heart.
Bro have you seen the Onslaught Overtaker skin concept?

Yeah man it’s my favorite!
by Gingy21 February 7, 2021
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A term usually for cuddling with your friend
The other person is incapable of denying it.
by snowiedev September 23, 2023
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Where you have a brutal, disgusting shit and you roll your sleeves up to prepare for the coming storm...
John:"Awh man i just had a horrible shit."

Timmy:"Did you have to have a wet onslaught preparation?"

John:"Thank god i did..."
by King Of Poop November 9, 2011
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Man Onslaught from Transformers 5 needs a bigger door!
You need a bigger door you sussy
Transformers the last knight is the worst movie even though onslaught needs a bigger door
Give onslaught a bigger door or your entire family will be murdered and kidnapped by a bigger door
by Gerald joey genkins October 13, 2023
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