Not pure; not clean; dirty; foul; filthy; containing something which is unclean or unwholesome; mixed or impregnated extraneous substances; adulterated; as, impure water or air; impure drugs, food, etc.
Defiled by sin or guilt; unholy; unhallowed; -- said of persons or things.
Unchaste; lewd; unclean; obscene; as, impure language or ideas.
Not purified according to the ceremonial law of Moses; unclean.
Not accurate; not idiomatic; as, impure Latin; an impure style.
If one commits the act of sodomy with a cow, an ewe, or a camel, their urine and their excrements become impure, and even their milk may no longer be consumed. The animal must then be killed and as quickly as possible and burned. Ruhollah Khomeini