dull, daft, shitty, crap, pants.

offen used when reffering to mi mates.
newman is so fuckin muggy!
by ashley brooke May 4, 2004
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The coolest people in the world. Totally straighedge 4 lyfe. Love clorox wipes and food. Go Camp Betsey Cox!
Wow, those muggies are so cool. Why can't I be cool like them?
by Nora & Justine October 10, 2004
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Bengali term for a cheap hooker who will sleep with you for a dime
Muggy ta dekhtey Sakkaf er moto lagey...

Translated:
"the cheap hooker looks like Sakkaf"
by Baka Danda April 1, 2009
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Proper noun; a person who is bullshitting, but with great skill and humour and sounds like they might be telling the truth, but something indicates a lie based on the entire story in context.

However a perfectly valid story can earn the teller the appellation Muggy in order to dis them or cause general laughter in order to change to a lighter mood. Calling Muggy usually means the caller has to explain why or bullshit in return. Friendly arguing ensues with increasingly clever insults.
He said (with great earnestness) I sat there after the party and damned if I didn't look up just in time to see a strange object go across the sky. I'm not the only one who saw it, so and so were there too!

Friend says: Muggy (need to draw it out with drawl Mawwwwwgeeeee) I wasn't even there, and you were drunk out of your tree.
by Rogiemogie May 5, 2011
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Impoverished persons of low social class, and poor hygiene; generally a reference multiple persons within a family or group
Damn, those muggies are smelling especially rank today, I think I saw a bedbug jump off one into Susan's hair.
by Topher Ansun July 19, 2017
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Nickname for H.R.H. Prince James, Duke of Oslo. Son of Emperor Kenneth and Empress Elizabeth of Terra Firma.
by BJD June 18, 2004
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A Snuggie, but for a man
Tiff: Yo is that a Snuggie?

Russ: No dude its a Muggie...a man Snuggie
by tifftalya0122 June 28, 2009
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