One of those rubber mohawks that attach with suction cups to motorcycle helmets. Usually worn by a rider who is identified as being a squid.
Biker 1: Hey look at that Squid on the Gixxer!
Biker 2: I don't know what's worse, the wife beater, the cargo shorts, the sandals or that fuckin' squidhawk.
the scottish version of skid mark. It' sthe little shit stain you may find in the seat of your underwear after a rigorous session of pinching white castle sliders and not geting all the little pueblos.