the female of the species is more deadly than the male

the female of the species is more deadly than the male

proverb Women are dangerous. The phrase implies that women are more dangerous than men, likening them to animal species in which the female is more powerful or aggressive than the male. The phrase comes from Rudyard Kipling's 1911 poem, "The Female of the Species." Jane might look tiny, but she's a tough broad, and she brings that old saying to mind—the female of the species is more deadly than the male.
See also: deadly, female, male, more, of, species
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.

female of the species is more deadly than the male

Prov. In many animal species, the female is poisonous and the male is not, and, by analogy, women are more dangerous than men. Bill: My old girlfriend's been threatening me ever since I broke up with her, but she's too small and weak to do me any harm. Fred: I'd be careful if I were you. The female of the species is more deadly than the male.
See also: deadly, female, male, more, of, species
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs. © 2002 by The McGraw-Hill Companies, Inc.
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The female of the species is more deadly than the male, said Rudyard Kipling in a poem he wrote in 1911.