n. pl.; sing. Moro /sing>. [ Sp., pl. of Moro Moor. ] (Ethnol.) The Muslim tribes of the southern Philippine Islands, said to have formerly migrated from Borneo. Some of them are warlike and addicted to piracy. [ Webster 1913 Suppl. ]

‖n. [ NL., from Gr. mw^ros stupid + sau^ros lizard. ] (Paleon.) An extinct genus of large herbivorous dinosaurs, found in Jurassic strata in America. [ 1913 Webster ]

a. [ L. morosus, prop., excessively addicted to any particular way or habit, fr. mos, moris, manner, habit, way of life: cf. F. morose. ] 1. Of a sour temper; sullen and austere; ill-humored; severe. “A morose and affected taciturnity.” I. Watts. [ 1913 Webster ]

2. Lascivious; brooding over evil thoughts. [ Obs. ] [ 1913 Webster ]

Syn. -- Sullen; gruff; severe; austere; gloomy; crabbed; crusty; churlish; surly; ill-humored. [ 1913 Webster ]

adv. Sourly; with sullen austerity. [ 1913 Webster ]

n. Sourness of temper; sulenness. [ 1913 Webster ]

Learn good humor, never to oppose without just reason; abate some degrees of pride and moroseness. I. Watts. [ 1913 Webster ]

☞ Moroseness is not precisely peevishness or fretfulness, though often accompanied with it. It denotes more of silence and severity, or ill-humor, than the irritability or irritation which characterizes peevishness. [ 1913 Webster ]

‖n. [ NL., fr. Gr. mw`rwsis, fr. mw^ros silly, foolish. ] (Med.) Idiocy; fatuity; stupidity. [ 1913 Webster ]

n. [ L. morositas: cf. F. morosité. ] Moroseness. [ R. ] Jer. Taylor. [ 1913 Webster ]

n. [ Gr. mwro`s foolish + sofo`s wise. See also sophomore. ] A philosophical or learned fool. [ Obs. ] [ 1913 Webster ]

a. Morose. [ Obs. ] Sheldon. [ 1913 Webster ]