Ooths 

Canadian slang for the action of ejaculating and/or having an orgasm. Can also be used as an expression of sexual gratification at the moment of or before an orgasm. Can be used as a noun in certain situations. Written with a minimum of two "O"s however may be lengthened depending on the context or the user's duration of orgasm. Most often used in the context of squeckths and geckths.

Jeff: "Babe I'm gonna oooths all over you."

Dan: "Ooooths . , . that felt great."

Fraz: "I got my ooooths all over ya!"

Ooths by Westfrey August 26, 2017

OOTSK 

Order Of The Sleepless Knights

Jimmy: I saw the neighbour leave this morning at 3AM.

Mark: Oh yeah, he's in the OOTSK.

Jimmy: WTF?

Mark: Order Of The Sleepless Knights - he's a freight pilot.

OOTSK by Scandinavian March 29, 2008

Ootas 

New York slang for Shoota or shooter

Boy found the stain, ima call the ootas.

Ootas by Sloflodagaud August 1, 2021

OotS 

Webcomic, Order of the Stick

The OotS follows the (sometimes mis)adventures of a party of Dungeons & Dragons characters on their quest to defeat the lich, Xykon.

OotS is an awesome webcomic.

OotS by BigHuckinChicken September 7, 2008

Ootsie tootsie 

Before intercourse, one inserts a lucky rabbits foot into the anal cavity of ones partner in order to ensure a quality time.

My girlfriend had a bad week so I gave her an ootsie tootsie.

Ootsie tootsie by Sabby, MD PhD DVM October 21, 2018

Ootahs 

Short for shooters

I hang with some ootahs

Ootahs by 2trappy717 July 19, 2021

Oohski 

An Oohski is a v ery attractive female that usually has a nice and round butt.

Beyone is an Oohski.

Oohski by Jeffrey W July 26, 2005