"did you see that mother fucking ham fister cut me off  "watch out for ham fisters, because they are a danger to our streets""
someone who drives with the fingers of one hand gripped into a fist at the 12 o' clock position of the steering wheel of any vehicle
""did you see that mother fucking ham fister cut me off  "watch out for ham fisters, because they are a danger to our streets""" What is the definition of "ham fister"?