Flat bike

When you have sex with someone and you are flaccid.

Want me to give you a flat bike?

by misty578 January 23, 2016

Flat Sausage

A sequence of taking off clumps of vaginal hair and violently shoving it in the other partner's pee hole.

Matt recieved a Flat Sausage and did not like it.

by Searsisdead February 4, 2016

Flat Tag

To tuck in or lay flat an errant tag on a piece of clothing worn by another.

Bill raised his glass of beer and told his buddies, "It was a good day - I flat tagged Susan at work!"

by Boston Literary April 12, 2016

flat

Cool-looking, sexy.

Friend1: See this new car I bought?
Friend2: Yeah bro it looks flat.

by LB16 October 6, 2016

Flat Paddywack

A collection of words you use when your friends ask you to give them something to rap about. Guaranteed to stump them under almost any circumstance.

Friend- Hey bro, Give me something to rap about
You- Flatt Paddywack
Friend- The fuck is a Flat Paddywack?
You- Nice rap bruh

by Grandma_Muskrat September 14, 2016

Flat Out

Very busy. From the Aussie idiom, "flat out like a lizard drinking".

I'd love to come over but I'm flat out!

by Luichoy August 1, 2016

Flat fatty

A girl who despite being fat is also flat. E40 Fat flatty

See e40 over there? Flat fatty is shaken that ass.

by Goddamn Sugar Snap Peas July 18, 2016