Definition of hijack for English Language Learners. : 1  to stop and steal (a moving vehicle) : 2  to steal (something) from a moving vehicle that you have stopped. : 3  to take control of (an aircraft) by force.
Dictionary entry overview: What does reconstitute mean? â¢ RECONSTITUTE (verb) The verb RECONSTITUTE has 1 sense: 1. construct or form anew or provide with a new structure Familiarity information: RECONSTITUTE used as a verb is very rare.
displacement disÂ·placeÂ·ment (dÄ­s-plÄs'mÉnt) n. Removal from the normal location or position. A defense mechanism in which there is an unconscious shift of emotions, affect, or desires from the original object to a more acceptable or immediate substitute.