| MASSPRIEST | • mass␣priest n. (Historical) A Roman Catholic secular priest, distinct from those living under a rule. • mass␣priest n. Later, a priest retained in chantries etc. to say masses for the dead. • mass␣priest n. A Roman Catholic priest generally. |
| MASTERLESS | • masterless adj. Lacking or deprived of a master. • MASTERLESS adj. destitute of a master or owner; ungoverned or ungovernable. |
| MATGRASSES | • matgrasses n. Plural of matgrass. • MATGRASS n. a rushlike moorland grass. |
| MATTRASSES | • mattrasses n. Plural of mattrass. • MATTRASS n. a long-necked round-bodied chemical flask, used for distilling, also MATRASS. |
| MATTRESSES | • mattresses n. Plural of mattress. • MATTRESS n. a large pad filled with resilient material used on or as a bed. |
| MORASSIEST | • MORASSY adj. like a morass, marshy. |
| OSTRACISMS | • ostracisms n. Plural of ostracism. • OSTRACISM n. expulsion from society. |
| SANDSTORMS | • sandstorms n. Plural of sandstorm. • sand␣storms n. Plural of sand storm. • SANDSTORM n. a strong wind that whips up clouds of sand, esp. in a desert. |
| SATURNISMS | • SATURNISM n. (archaic) lead poisoning. |
| SEAMSTRESS | • seamstress n. A woman who sews clothes professionally. • SEAMSTRESS n. a woman whose occupation is sewing. |
| SMARTARSES | • smartarses n. Plural of smartarse. • smart-arses n. Plural of smart-arse. • smart␣arses n. Plural of smart arse. |
| SMARTASSED | • smartassed adj. Tending to make insolent quips. • smartassed v. Simple past tense and past participle of smartass. |
| SMARTASSES | • smartasses n. Plural of smartass. • smartasses v. Third-person singular simple present indicative form of smartass. • smart-asses n. Plural of smart-ass. |
| SPYMASTERS | • spymasters n. Plural of spymaster. • SPYMASTER n. one who controls spies. |
| STRABISMUS | • strabismus n. A defect of vision in which one eye cannot focus with the other on an object because of imbalance of… • STRABISMUS n. a squint, also STRABISM. |
| STRAMASHES | • stramashes v. Third-person singular simple present indicative form of stramash. • STRAMASH v. (Scots) to make a racket. |
| STREAMLESS | • streamless adj. Without streams of water. • STREAMLESS adj. destitute of streams, or of a stream, as a region of country, or a dry channel. |
| SUMMARISTS | • summarists n. Plural of summarist. • SUMMARIST n. one who summarized. |
| SURMASTERS | • surmasters n. Plural of surmaster. • SURMASTER n. (archaic) the second master or deputy head in a school. |