A person who inserts their penis into the keyhole of a door in an attempt to unlock the door, or for pleasure.
Tom: Man I never thought Steve was a door lock fucker.
Oliver: Yea he was riding that thing hard.
Melinda: I think he was locked out though.
Oliver: Yea he was riding that thing hard.
Melinda: I think he was locked out though.
by Woojoe7 February 18, 2010
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