- serving or tending to prohibit or forbid something.
- sufficing to prevent the use, purchase, etc., of something: prohibitive prices.
- prohibiting or tending to prohibit
- (esp of prices) tending or designed to discourage sale or purchase
adj.c.1600, “having the quality of prohibiting,” from prohibit + -ive, or else from French prohibitif (16c.), from Late Latin prohibit-, past participle stem of prohibere. Of prices, rates, etc., “so high as to prevent use,” it is from 1886. Related: Prohibitively.