One Four Heaven

A sex act often performed in snooker halls.

The black, the pink and the blue balls are inserted into the anus and the erect penis has a dusting of chalk on the tip.

Jimmy, do you fancy a game? Winner gets a one four heaven.

One girlitus

When a person falls in love with a girl and thinks she is the only one for him/her.

"Wow, Robert has a horrible case of one girlitus! ""Yea, he needs to remember that girls aren't special but just warm wet holed to dump your sperm in"

sly one off

Having a cheeky wank without anyone knowing.

Be right back I'm off to sly one off before my wife gets back

One With

Australian for a Bunnings BBQ sausage sizzle order. Where you get 1 sausage sanga with onions.

Hi, I'd like one with please.

One Bag

Has a secret meaning, ask a friend to find it out

You’re a one bag :)

One Eyed Reaper

A non-existent character which is a bastard

Are you a One Eyed Reaper?

One Night Kneel

When a one night stand goes bad and you only get a blowjob out of it.

John: Yo I saw you take home that hot chick from the bar.. howd that go?

Bill: Terrible... I only got a one night kneel out it all

John: Sucks, broski.