Something that is thin is much narrower than it is long. A thin cable carries the signal to a computer. James's face was thin, finely boned, and sensitive.

If you wear thin socks on a cold winter day, your toes might start to feel numb. Thin can describe something that is narrow and slender, like a hair or a thread. Thin generally refers to something that has a small or narrow thickness or diameter in relation to its length or width. It can define an object, person, or substance with little thickness, or it could signify Ò€¦ Having relatively little extent from one surface or side to the opposite; Not thick. See examples of thin used in a sentence.

Having relatively little extent from one surface or side to the opposite; Not thick. See examples of thin used in a sentence.