Origin of dallesFrench dalle, water trough, conduit, ultimately from Old Norse dæla, drain gutter (on a ship's deck); akin to dalr: see dale
Origin of dallesFrench pl. of dalle gutter from Old French from Old Norse dæla
- (plural only) The rapids in a deep, narrow stream confined between the rock walls of a canyon or gorge.
- (plural only) A steep-sided part of a stream channel, near the dalles proper, marked by clefts, ravines, or gorges.
From the French dalle.