1.Having little thickness or extent from one surface to its opposite; as, a thin plate of metal; thin paper; a thin board; a thin covering.
2.Rare; not dense or thick; applied to fluids or soft mixtures; as, thin blood; thin broth; thin air. "In the day, when the air is more thin." "Satan, bowing low His gray dissimulation, disappeared, Into thin air diffused."
3.Not close; not crowded; not filling the space; not having the individuals of which the thing is composed in a close or compact state; hence, not abundant; as, the trees of a forest are thin; the corn or grass is thin. "Ferrara is very large, but extremely thin of people."
4.Not full or well grown; wanting in plumpness. "Seven thin ears... blasted with the east wind."
5.Not stout; slim; slender; lean; gaunt; as, a person becomes thin by disease.
6.Wanting in body or volume; small; feeble; not full. "Thin, hollow sounds, and lamentable screams."
7.Slight; small; slender; flimsy; wanting substance or depth or force; superficial; inadequate; not sufficient for a covering; as, a thin disguise. "My tale is done, for my wit is but thin." Note: Thin is used in the formation of compounds which are mostly self-explaining; as, thin-faced, thin-lipped, thin-peopled, thin-shelled, and the like.
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