| JHATKAS | • JHATKA n. (Punjabi) the slaughter of animals for food in accordance with Sikh law. |
| JACKSHAFT | • jackshaft n. A common mechanical component used to transfer or synchronize rotational force in a machine. • jackshaft n. A wheelless axle used to turn the wheels of a locomotive. • jackshaft v. To transfer or synchronize rotational force by means of a jackshaft. |
| JACKSMITH | • jacksmith n. A smith who makes jacks. • JACKSMITH n. a smith who makes jacks. |
| JOKESMITH | • jokesmith n. (Humorous) A person who devises jokes. • JOKESMITH n. (archaic) a composer of jokes. |
| JACKLIGHTS | • jacklights n. Plural of jacklight. • JACKLIGHT n. a kind of fishing lure. |
| JACKSHAFTS | • jackshafts n. Plural of jackshaft. • JACKSHAFT n. an intermediate shaft e.g. between a motor and the wheels it drives. |
| JACKSMITHS | • jacksmiths n. Plural of jacksmith. • JACKSMITH n. a smith who makes jacks. |
| JOKESMITHS | • jokesmiths n. Plural of jokesmith. • JOKESMITH n. (archaic) a composer of jokes. |
| TECHNOJUNKIES | • technojunkies n. Plural of technojunkie. • TECHNOJUNKIE n. someone who is obsessed with technology. |
| LEATHERJACKETS | • leatherjackets n. Plural of leatherjacket. • LEATHERJACKET n. any of various tropical carangid fishes having a leathery skin. |
| STRAIGHTJACKET | • straightjacket n. Misspelling of straitjacket. • straight-jacket n. Misspelling of straitjacket. • straight␣jacket n. Alternative form of straightjacket. |
| STRAIGHTJACKETS | • STRAIGHTJACKET n. a straitjacket. |