to 'do a Josh' is when a guy goes after a girl that they really like, but the girl has a boyfriend. Therefore their groundwork is in vain.
Hey, I saw Fred do a Josh the other day - he's not going to get anywhere with that chick!
by ApexB October 04, 2005
crack your iphone's (or any other gadget) screen by unexpectedly dropping it on a hard surface from a relevant height.
I will never do a josh again.. that's what he said.. when a strange sound tickled his ears..
by and2 May 18, 2012