Meaning

noun a narrow gorge with a stream running through it

noun watercourse that consists of an open artificial chute filled with water for power or for carrying logs

originEtymology tree Proto-Indo-European *bʰel-der. Proto-Indo-European *bʰlewH-der. Proto-Indo-European *bʰluH-yé-ti? Latin fluō Proto-Indo-European *-mn̥ Proto-Italic *-mn̥ Latin -men Latin flūmen Old French flumbor. Middle English flum English flume From Middle English flum, from Old French flum, flun, from Latin flumen, from fluere (“to flow”).

Etymology from Wiktionary, CC BY-SA 3.0