noun, feminine/lyʒ/plural: luges
luge (sled) (the sport of luge); luge (sport) (the sport of luge); ellipsis of luge de course; sledge, sled (course sur luge, hockey sur luge)
From Swiss French/Franco-Provençal, from Medieval Latin sludia, from Late Latin sclodia, of Celtic origin, from Gaulish *stludio, from Proto-Indo-European *sleydʰ- (“slippery”).