A piledriver is a professional wrestling driver move in which the wrestler grabs his opponent , turns him upside - down .
A piledriver drops into a sitting or kneeling position , driving the opponent head - first into the mat .
A piledriver is a professional wrestling driver move in which the wrestler grabs his opponent , turns him upside - down , and drops into a sitting or kneeling position , driving the opponent head - first into the mat .