n. A spot; mark.n. A moral spot or stain; a blemish; defect; vice.n. A characteristic; a habit; disposition.To spot; stain; blemish.To mark; characterize: only in the past participle.n. In medicine: A natural patch or spot of different coloration on the skin; a freckle.n. A local morbid discoloration of the skin; a symptomatic blotch.n. Any one in a battery of sugar-pans; particularly, the smallest of the series, immediately over the fire, also called the striking-tache.n. A Middle English variant of tass.