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1.
fierce; very impressive, remarkable, or outstanding; inspiring awe, admiration, or wonderment; a way to describe the high one might get from a drug, dance club, or party; (thought to be derived from "ferocious" as an alternate way of saying "fierce" as it became over-used specifically in gay culture). SEE ALSO the circuit song by Alan T entitled "Ferosh".
The tina I got from that drag queen was FEROSH!
by chicagojosh77 August 09, 2007
 
2.
slang for ferocious minus the ous with an added osh.
You were so ferosh in Pirates of Penzance rehearsal today, you were definitely the most intimidating pirate. I was shaking in my boots whenever you said ARRR.
by themostferosh January 17, 2008
 
3.
Meaning "ferocious", and applicable to hot guys or people with fashion sense; people who are zesty, feisty, and assertive in life; anything that is really stylish and vogue. Also applicable to anything that is just too cool to be true; things with zing, pop, wow factor and feistiness. Antonyms: douche bag 9000, douche bag squared, lame, limp, otherwise unsatisfactory, ugly. Negative version: not ferosh.
"Henry wears a lot of Prada. That's so ferosh."

"'Members Only' jackets are not ferosh," Ben said.
by benrybreak2 September 10, 2008