Synonyms for THIN: skinny, slender, bony, lean, slim, gaunt, angular, svelte; Antonyms of THIN: thick, fat, plump, chubby, gross, overweight, heavy, bulky

The meaning of THIN is having little extent from one surface to its opposite. How to use thin in a sentence. Synonym Discussion of Thin. having little extent from one surface to its opposite; …