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1.
Random word used frequently when there is nothing else to say, or you or too dumbfounded to think of a word. used as commonly as lol on aim
alex: bro you're such a fag!
brian: uh ummm BLOSHC!
alex: whats that mean?
brian: means BLOSHC!
by Zacky R August 16, 2006
 
2.
Hard anal sex, usually against a railing, bars, or a cactas.
Mike: "Bloshc! Bloshc!"
Tyler: "Ouch Fucker!"
Mike: "Bloshc?"
Tyler: "Nooooooooo!" (Dies)
by Kyle "Super" Sanchez April 27, 2007