trou-de-loup

English

A diagram of a trou-de-loup

Alternative forms

troup de loup

Etymology

French, literally "wolf-hole".

Noun

trou-de-loup (plural trous-de-loup)

1. (military, historical) A pit in the form of an inverted cone or pyramid, constructed as an obstacle to the approach of an enemy, and having a pointed stake in the middle.

Synonyms

• tiger pit
• traphole

References

• “trou-de-loup”, in Webster’s Revised Unabridged Dictionary, Springfield, Mass.: G. & C. Merriam, 1913, →OCLC.