piledriver
noun
Definitions
A machine for forcing a pile, a long beam, into the ground as part of the construction of a foundation; usually by raising a weight and then dropping it on the beam.
A person who hits or attacks forcefully or powerfully.
Example: She sure is a pile driver
noun
Definitions
A move in which the wrestler applies a front waist lock, then drives the opponent's head into the mat by falling to his knees or backside.
A very hard shot.