Definitions by Bad Doggie

"A" levels

a term for anal sex commonly used in the UK

It is not uncommon nowadays for prostitutes to offer "A" levels for no extra compensation.

"A" levels by Bad Doggie December 1, 2007

"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