A person who is both posh and white trash at the same time.
My brother's girlfriend's daughter Tilly just got kicked out of her £10,000 a term boarding school for smoking, drinking and stealing money for her drug dealer boyfriend. She's proper trosh.
by Lord Arthur Hume de Chardin II November 6, 2013
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The back of your upper thigh, or area right below you buttocks.
"Hey I saw that crazy guy trying to spank you in the butt with that stick, did he get you?"
"No, he missed and went a little low and got my trosh."
"Ouch, he spanked your trosh?"
"Yeah, it hurts like hell."
by themagicturtle October 11, 2009
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Same as calling someone a douchebag, pronounced Tro-sh bag.
Damnit Alec was being such a trosh bag today!
by Lovexenvy August 30, 2007
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a tremendous combination of trashed, trollied and pished (slurred pissed) pronounced by attempting to say all of the above simultaneously whilst inebriated/high, and angling for a wee bit more of the good stuff.
I'm totally troshed.
by Billy Bad Boy August 16, 2007
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