Found 2 items, similar to trou-de-loup.
English → English (WordNet) Definition: trou-de-loup trou-de-loup n : a sloping pit with a stake in the middle used as an obstacle to the enemy [also: trous-de-loup (pl)]
English → English (gcide) Definition: Trou-de-loup Trou-de-loup \Trou“-de-loup”\, n.; pl. Trous-de-loup. [F. trou hole + de of + loup wolf.] (Mil.) 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. The pits are called also trapholes. [1913 Webster]