Top Definition
A oilfield worker most recognizable by there full size trucks complete with mud tires, headache racks, testicle hitch accessories, bush bumpers, and chromed out accessories. Another defining attributes include constant drunkenness, drug abuse, and absolute ignorant behavior.
Don't fight that rig rat... He will most likely stab you

You stupid rig rat
by j270ballin October 06, 2008
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