- thin⇄adj. 1. with little space from one side to the opposite side; not thick.
Ex. a thin book, thin paper, thin wire. The ice on the pond is too thin for skating.
(SYN) narrow, slim, attenuated.
2. having little flesh; slender; lean.thin⇄adv. thinly.thin⇄adv. 1. in a thin manner; thinly.
2. (Obsolete.) in a poor or sparing manner.thin⇄expr. wear thin. See under wear (1).thin⇄noun thinness.thin⇄noun 1. something which is thin.
Ex. The forms have tentatively been christened thins (New Scientist).
2. the thinnest part.
Ex. in the thin of things.thin⇄thin, adjective, thinner,thinnest,adverb, verb, thinned,thinning,noun.thin⇄v.i. 1. to become thin or thinner.
Ex. The smoke clouds were thinning away (Rudyard Kipling).
2a. (of a place) to become less full or crowded.
b. (of a crowd) to become less numerous.thin⇄v.t. 1. to make thin or thinner.
Ex. Hunger had thinned her cheeks.
2. to make less crowded or close by removing individuals.
Ex. to thin a row of beets.