Used attributively before nouns to denote relation to hidden dangers or to a pitfall trap.
Translations
à fosseSe dit surtout dans la locution technique « piège à fosse ». The researchers placed pitfall traps at regular intervals along the transect.
Les chercheurs ont placé des pièges à fosse à intervalles réguliers le long du transect.
Attributive: used before another noun to denote or relate to a pitfall, especially a hidden danger or a trapping pit. The researchers placed pitfall traps at regular intervals along the transect.