simple past tense and past participle of jack in

Third-person singular simple present indicative form of jack in

plural of Jack

A surname originating as a patronymic derived from Jack.

A supposed individual who was an unidentified 19th century serial killer in England, who has become part of folklore.

(Britain, slang) An irresponsible young man, seeking personal pleasure and gratification without any regard to responsibilities. A rogue.

(slang, derogatory) Jack in the Box (the chain of fast food restaurants).

plural of jack-in-the-box

The act of stealing an occupied car, often involving violence and/or threats.

plural of car jacking