n. In collective senses (properly as two words): The scullions and lowest menials connected with a great household, who attended to the pots, coals, etc., and looked after them when the household moved from one place to another.n. A guard of attendants, black in color of the skin or dress, or in character.n. The idle criminal class; vagabonds generally.n. The vagabond children of great towns; “city Arabs,” who run errands, black shoes, or do odd jobs.n. A man of coarse and offensive manners and speech; a fellow of low character; a scamp; a scoundrel.Belonging to the menials of a household; serving; waiting.Of bad character; vicious; vile; low; worthless: said of persons and things.Scurrilous; abusive; befitting a blackguard: as,blackguard language.To revile in scurrilous language.To be, act, or talk like a blackguard; behave riotously.