(historical) A Saturday designated for community volunteer work, such as cleaning the streets, after the October Revolution in Russia. / A member of a Russian sect of Sabbath keepers.

A hot desert wind, simoom.

(transitive, rare, poetic) To convey by, or as if by, chariot. / (intransitive) To ride in a chariot.

(obsolete, organic chemistry) The alkaloid cytisine when extracted from gorse (of genus Ulex).