Definition of fer de lance in English:

fer de lance

Syllabification: fer de lance
Pronunciation: /ˌfer dlˈans, -ˈäns

noun (plural fers de lance pronunc. same or /ˌferz-; / or fer de lances)

  • A large and dangerous pit viper native to Central and South America.
    • Genus Bothrops, family Viperidae: several species, in particular B. atrox
    More example sentences
    • He also finds some of the rare and unique snakes in his journey, which includes eyelash viper, the fer de lance and the bushmaster.
    • Later, there was a fight between a mongoose and a 6ft-long fer de lance.
    • Some venom kills very rapidly, such as that of the golden fer-de-lance (Bothrops insularis) of Queimada Island, off the Brazilian coast.


late 19th century: from French, literally 'iron (head) of a lance'.

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