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n. Southwestern US
A herd of horses from which ranch hands select their mounts.
Southwestern US a stock of horses from which the horses for the next day are chosen
n., pl. -das. Chiefly Southwestern U.S.
a group of horses from which ranch hands choose mounts for the day.
[1835–45; < American Spanish: a change (of horses), Sp: exchange, derivative of remudar to change, replace =re- re- + mudar to change (< Latin mūtāre)]