An extremely large and most importantly round gluteus maximus, that can jiggle for eternities.
Ayo dat ass must be a metty cause jelly don’t shake like dat.
by Thecheekrippler August 7, 2019
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Chav slang (with British geordie dialect) for the Metro, local public rail network of the Tyne & Wear region of England.

"Am gan on a metty mission"

Chav/yob slang (with geodie dialect) for:

"I am going on the Metro"

The word mission is added purely out of chav stupidity.
by Matthew Hopkins April 30, 2006
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A juul feen who can usually be found drawing a penis on the wall in flex seal and breaking mirrors with a baseball on camera.
Oh No Metty wants a juul rip, run away
by Mr.Krabs left nut May 30, 2019
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Supar extra wierd ball who eats children and uses their teeth as a necklace.
<Metty> GUYS
<Metty> IM IMPORTANT
<Metty> I TALK IN CAPS
by Kowai November 15, 2004
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A dirty homeless azn who likes to hang with his Critical Ass homies and listen to Iron Maiden. Usually disguised as a fat 45 year old black man.
<Metty> hay c0rran mah homie go listen to iron maiden :3
<Corran> No Metty, You're gay
<Metty> fine
<Metty> be back in 10 mins
<Metty> gonna go jack off over my iron maiden poster
<Metty> come to me steve harris!
by Corran January 4, 2005
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person 1: did you know that jack listens to indie
person 2: I know that's so metty
by safebro December 4, 2018
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Every young person of manchester worst nightmare. They can ruin the fun of every night out and provide an experience where the riders of the metrolink have to constantly be on edge in case they see the devilish sight of their yellow coat come on board.
Oh no theres a mettie coming on
Quick hop off!
by Dixonkenneth November 6, 2018
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