/ Dictionary / Index T trou-de-loup: Meaning and Definition of Find definitions for: trou-de-loup Pronunciation: (trd"l-'), [key] — pl. trous-de-loup a conical or pyramidal pit with a pointed stake fixed vertically in the center, rows of which are dug in front of a fortification to hinder an enemy's approach, formerly used chiefly against cavalry. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: trou-de-loup (Thesaurus) troublous trough Related Content Daily Word Quiz: fervor Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language