| JACKS | • jacks n. Plural of jack. • jacks n. (Poker slang) A pair of jacks. • jacks n. (UK, rhyming slang) Heroin tablets (from "jacks and jills" = pills). |
| JAKES | • jakes n. Plural of jake in its various senses. • jakes n. (Now chiefly Ireland) A place to urinate and defecate: an outhouse or lavatory. • jakes v. Third-person singular simple present indicative form of jake: to play a form of prank. |
| JARKS | • jarks v. Third-person singular simple present indicative form of jark. • jarks n. Plural of jark. • JARK n. a seal on a document; a safe-conduct. |
| JAUKS | • JAUK v. to dawdle. |
| JERKS | • jerks n. Plural of jerk. • jerks v. Third-person singular simple present indicative form of jerk. • JERK v. to move spasmodically. |
| JINKS | • jinks n. Plural of jink. • jinks v. Third-person singular simple present indicative form of jink. • jinks interj. Indication of surprise or amazement; jinkies. |
| JOCKS | • jocks n. Plural of jock. • jocks n. (Australia, slang) Men’s briefs. • Jocks n. Plural of Jock. |
| JOKES | • jokes n. Plural of joke. • jokes adj. (UK, MTE, slang) Really good. • jokes adj. (UK, MTE, slang) funny or entertaining. |
| JOOKS | • jooks v. Third-person singular simple present indicative form of jook. • JOOK v. (Scots) to duck or dodge, also JOUK. |
| JOUKS | • jouks v. Third-person singular simple present indicative form of jouk. • JOUK v. (Scots) to duck or dodge, also JOOK. |
| JUKES | • jukes n. Plural of juke. • Jukes prop.n. A surname. • JUKE v. to dance. |
| JUKUS | • JUKU n. (Japanese) a school that prepares students for entrance exams e.g. to university. |
| JUNKS | • junks n. Plural of junk. • junks v. Third-person singular simple present indicative form of junk. • Junks prop.n. Plural of Junk. |
| KOJIS | • KOJI n. (Japanese) a kind of fungus which breaks down soy beans into soy sauce. |