O'Doulsed 

When a bartender serves you an O'Douls instead of the beer you originally ordered. Perhaps the result of cheap bastards not tipping properly.

After Danny bought his second round without leaving a tip, the bartender O'Doulsed his bitch ass.

O'Doulsed by Mistah Bob Dobalina August 25, 2011

O’neilly 

It’s when you put the balls in too

Damn! He o’neillyed her last night, he was more than balls deep!

O’neilly by Bill Cosby O’neilly June 11, 2021

O Block

A luxurious apartment complex named Parkway Gardens. It was designed in a bold and innovative Henry K. Holsman and built in the 1950s in Chicago. It is located in the prestigious neighborhood of Englewood and starts on the famous 63rd Street. Many famous celebrities have resided here such as Lil Durk, Chief Keef, and King Von. It is famous for its fireworks which happen quite often and the world-class security provided by the Black Disciples Security Agency.

Person 1: O Block is dangerous
Person 2: Tf you talking about it is the most prestigious place
Person 1: Oh you right, Von's from there

O Block by Indian Keef November 12, 2020

O.M.G.I.M.Y.

Stands for "Oh my god I'm missing you." Also a song off The Amity Affliction's 2016 album This Could Be Heartbreak.

"My heart is breaking slowly, o.m.g.i.m.y."

O.M.G.I.M.Y. by This Could Be Heartbreak August 8, 2016

O turn 

A driving maneuver where one makes a U turn and then changes their mind

I had to make a U turn to go back to the house but then I changed my mind so I made O turn

O turn by Quilly the Porcupine April 28, 2009

O' Tinger 

The act of tickling the anus of your sexual partner while giving a reach around. Usually performed by two homosexual males.

Tim thought receiving an O' Tinger from Larry was fabulous!

O' Tinger by Dr Mallory October 21, 2015

O kawaii koto 

The Japanese version of ‘how cute’. The character Kaguya Shinomiya uses this a lot in the manga called Kaguya Wants to be Confessed to, otherwise known as Kaguya-Sama: Love is War.

It is Shirogane Miyuki’s (another character) least favorite saying of hers.

Kaguya: O kawaii koto.
Prez/Shirogane: AHHHHHHHHH

O kawaii koto by Mmgh August 6, 2019