(a) Soiled, unwashed, dirty; also, habitually or naturally foul; polluted, filthy; ?also, as adv.: in a dirty manner [quot. c1460]; also, as noun: that which is unclean; (b) of a substance, air, water: containing impurities; of a body: containing impure substances; also, as noun: that which contains impurities; also, a poison [quot. a1500 Wars Alex.]; (c) of land: uncleared; (d) of a sore: infected, suppurating; in Bibl. texts: infected with leprosy, leprous;—also used of a moldy or mildewed object or structure (perh. in the belief that leprosy was a fungal disease); also, as noun: lepers [1st quot., 1st occurrence]; (e) rotten, putrid, spoiled. (f) as noun: something dirty, foul, polluted, etc.

(a) Morally blemished, sinful; also, as noun: one who is sinful or morally blemished;—also coll.; (b) morally impure, unchaste; immoral; (c) of thoughts, desires, etc.: not conducive to spiritual health; of words: suggestive of sinful acts; (d) ~ gost (spirit), a demon.

(a) Not acceptable for consumption under Jewish dietary law, tref; also, unacceptable as a sacrificial animal; also, as noun: animals regarded as unclean under Jewish dietary law; (b) not ritually purified, ceremonially unclean; (c) intrinsically impure with respect to religious practice.

Defiled by contact with the sinful.