A female boner. Also referred to as a LadyBoner. This is not to be confused with an erection on a cross dresser. This is a normal woman who gets so excited about something, she somehow gets a boner.
Did you see that chick's sheebie? She must really like that low fat yogurt.
directed towards girls-- shady, touchy, sketchy, etc.
"yo man...that girl is sheeeeebie. she keeps touchin me n botherin me"