onslaught (marvel)

The combination of professor x and magneto, the ultimate evil

We have to stop onslaught (marvel) or he will kill the entire world

by CLlover January 31, 2015

onsatirinism

To become Satan's bitch; this is usually accompanied by rapid mood swings and shouting for now apparent reason and becoming a massive dickwad.

She's not on her period; she's become onsatirinist!
Onsatirinism is not to be mocked.
She's being onsatirised.
She began to onsatirate.

by yoyo513315 May 7, 2015

onshoreer

A dude who isn't an offshoreer

Dude I am an onshoreer

by cliphe November 6, 2017

onsie trap

A onesie trap is when you have the head of your penis sticking out of it and you zip it up and get your foreskin stuck in the zip ouchie

(Onsie trap) will become onstra

by Batmanting November 24, 2017

onsking

having sex

that guy way onsking a whore last night

by rickymemesjack October 21, 2018

OnSxght

A suprme 2K player, Fortnite player, UNO king and monopoly extrodanair who succeeds in everything. People say that Pitman is a bot.

Is that ‘OnSxght’ I’m deleting my game Rn

Pitman is still a bot

by Qlaritee January 28, 2019

Onsel

Gorgeous, and sweetheart person.

In some languages, onsel means “whale love”

“Who is she?”

She is Onsel. We love her, she adorable

Onsel loves whales.

by Magician07 August 29, 2019