- derrick⇄derrick, noun, verb.
- derrick⇄noun 1. a machine for lifting and moving heavy objects. A derrick has a long arm that swings at an angle from the base of an upright post or frame.
2. a towerlike framework over an oil well that holds the drilling and hoisting machinery. - derrick⇄v.t. 1. to lift or move by or as if by derrick.
2. (U.S. Slang.) to remove (a pitcher) from a ball game.