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a word used by jew moms to their sons who are named josh. also a word to describe an abnormaly extremely small penis. you can find "joashys" in your local super market jacking off to old ladies who smell like onions, in the corner.
"OMFG!!! LOOK!! IN THE CORNER!! hes doing a joashy!!"

"Joashy!! GET DOWN HERE!! your challa bread's done!!"
by tickle_my_pickle! February 24, 2008
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