O Levels

To perform oral sex, ordinarily fellatio. Pun on the historic British secondary level exam. Twinned with A Levels which are the act of anal sex

Especially used in the escorting world to signify the provider offers fellatio without a condom.

We had some top O Level action, she sucked the spunk right out my dick and didn't spit, swallowing the lot.

Candy is an openminded girl who has passed her O Levels.

O Levels by RobinP63 August 17, 2009

O levels

Noun - A standardized term for a Secondary level academic qualification of showing the ability to fart, vomit, burp, as well as have the potential for being future Osama bin Ladens.

Adverb - A slang to show extreme anger, distaste or aggression, used commonly by Cambridge people. Refer to fuck

1. The world will end in the hands of O level scorers as they all show extreme talent in murdering themselves.

2. What the O levels?! I don't give a O level damned about what bullshit you just crapped!

O levels by CAMBRIGDE June 14, 2009

"O" levels 

Function: noun
a term for oral sex commonly used in the UK.

The escort service website guarantees that all their talents perform "O" levels.

"O" levels by Bad Doggie December 1, 2007

Level-o-matic 

A RPG player that only wants to raise his level, without enjoying the history and other game's features. Also known as upper.

That dude is level-o-matic.

Level-o-matic by gianop February 18, 2007