O levels - A word for giving head, mostly used in the UK. It’s like the

A word for giving head, mostly used in the UK. It’s like the best part of a game, but you don’t get to play the rest.

I got O levels and a free drink. That’s how I know I’m in love.

She only does O levels if you bring her a sandwich.

He said he’d give me O levels if I passed his history test.