| ANTIJAM | • antijam adj. Preventing jamming (communications interference). • ANTIJAM adj. designed to prevent jamming of signals. |
| JAMAATS | • jamaats n. Plural of jamaat. • JAMAAT n. (Arabic) an Islamic council or assembly. |
| JAMBART | • JAMBART n. a greave, armour covering the lower leg, also JAMB, JAMBE, JAMBEAU, JAMBER, JAMBIER. |
| JAMPOTS | • jampots n. Plural of jampot. • JAMPOT n. a jar for jam, also JAMJAR. |
| JETSAMS | • jetsams n. Plural of jetsam. • JETSAM n. stuff thrown overboard to lighten the load in time of distress which sinks or is washed ashore, also JETSOM, JETSON. |
| JETSOMS | • jetsoms n. Plural of jetsom. • JETSOM n. (archaic) jetsam, also JETSON. |
| JIMPEST | • jimpest adj. Superlative form of jimp: most jimp. • JIMP adj. (Scots) slender. |
| JUMARTS | • jumarts n. Plural of jumart. • JUMART n. the supposed offspring of a bull and a mare. |
| MAATJES | • maatjes n. Plural of maatje. • MAATJES n. (Danish) a young herring, treated, and served as an hors d'oeuvre, also MATJES. |
| MAJESTY | • majesty n. The quality of being impressive and great. • Majesty pron. A term of address for royalty and imperiality. • MAJESTY n. regal dignity. |
| MAJORAT | • majorat n. (Law) primogeniture. • majorat n. (Law) property that descends with a title. • MAJORAT n. (French) primogeniture, the circumstance of being firstborn. |
| MOJITOS | • mojitos n. Plural of mojito. • MOJITO n. a traditional Cuban cocktail. |
| MUNTJAC | • muntjac n. Any of various species of east Asian deer of the genus Muntiacus, having short antlers and a barking call. • MUNTJAC n. (Malay) a small Asian deer, also MUNTJAK. |
| MUNTJAK | • muntjak n. Alternative spelling of muntjac. • MUNTJAK n. (Malay) a small Asian deer, also MUNTJAC. |
| OUTJUMP | • outjump v. (Transitive) To jump better than; particularly higher than, or further than. • OUTJUMP v. to surpass in jumping. |
| RAMJETS | • ramjets n. Plural of ramjet. • RAMJET n. a type of engine. |