Top Definition
to have a screw loose is to be a a bit mad
"aye, he's always had a screw loose"
by BigDave26 December 11, 2006
1 more definition
A bad ass rapper/rocker from Portland, OR that doesn't take any shit from anyone. He has titanium for an eyesocket that's held in with screws, hence the name.
Ig 1 : That guy over there is seriously fucking insane.
Ig 2: Um, duh, he's got a screwloose
by Slitty August 04, 2008

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