| HUMMAUMS | • hummaums n. Plural of hummaum. • HUMMAUM n. (Arabic) a Turkish bath, also HAMMAM, HUMMUM. |
| MAMMATUS | • mammatus n. Ellipsis of mammatus cloud. • MAMMATUS n. (Latin) a type of cloud. |
| MAMMITIS | • mammitis n. Mastitis. • MAMMITIS n. inflammation of the breast. |
| MAMMOCKS | • mammocks n. Plural of mammock. • mammocks v. Third-person singular simple present indicative form of mammock. • MAMMOCK v. (Shakespeare) to tear something to shreds, also MUMMOCK. |
| MAMMOTHS | • mammoths n. Plural of mammoth. • MAMMOTH n. (Russian) an extinct elephant. |
| MAREMMAS | • maremmas n. Plural of maremma. • MAREMMA n. (Italian) a marshy coastal region. |
| MAXIMUMS | • maximums n. Plural of maximum. • MAXIMUM n. the largest possible amount. |
| MIMMICKS | • mimmicks v. Third-person singular simple present indicative form of mimmick. • MIMMICK v. to be over-dainty, also MINNICK, MINNOCK. |
| MINIMISM | • MINIMISM n. the inclination to reduce a dogma to the least possible. |
| MINIMUMS | • minimums n. Plural of minimum. • MINIMUM n. (Latin) the least possible amount. |
| MUMMINGS | • mummings n. Plural of mumming. • MUMMING n. the performance of a mumming play. |
| MUMMOCKS | • mummocks v. Third-person singular simple present indicative form of mummock. • mummocks n. Plural of mummock. • MUMMOCK n. (archaic) a piece, a shred, also MAMMOCK. |