Filthy McNasty

Moniker attributed to one who constantly uses coarse, obscene or graphic language when speaking.

Man "Why don't you like my brother?"

Wonam "Because he's a Filthy McNasty! He is so vulgar!"

by ingloriousone May 25, 2010

firth park

A shit hole in sheffield widely populated with muslims, rapists and muslim rapists.

Blud, a raped a hoe in firth park, welldone mi bredrin

by waheyyyyy! April 24, 2011

Filthy

A nasty curve ball thrown by Justin Verlander

Justin Verlander strikes out his 14th batter on the game on a filthy curve ball.

by rodallen35 November 21, 2011

Filthy Ninja

While fucking your girl, quickly put it in her ass and get in a couple of good bangs. When she turns around to say "What the FUCK!" - drop a smoke bomb and get the fuck out of Dodge!

I pulled a Filthy Ninja on my girl last night and the room still smells like sulphur.

by ACE666 January 11, 2009

Filthy Feline

The MegaBus "no frills" intercity bus system, recently introduced to the American Midwest from the UK. The MegaBus has become a popular, cheaper alternative to Greyhound in many cities. See also Dirty Dog.

I can get from Minneapolis to Chicago on the Filthy Feline for twenty bucks.

by Turd Savant November 16, 2006

filthy macnair

A dirty old doctor who prays on young nurses. The younger, the better!

That guy was a right filthy macnair!

by wendy scoll June 25, 2007

Firthed

To be the innocent bystander or victim of an explosion, either pyrotechnic or as the result of an instantaneous release of pressure, ie. a pressurised vessel bursting.

'Whatever's the matter? You look awful.', 'I'm sorry. on the way to work I was firthed!'

'My god. I've been firthed!'

by Ming the-merciless June 3, 2009