also: うまだらい
horse tub; washtub for horses
A large tub used for washing horses or giving them water. A somewhat specialized historical term; modern contexts may use more general words like 桶.
In old stables, there was a horse tub.
Alternate reading; less common than ばだらい.
Compound of 馬 (horse) and 盥 (tub). The reading ばだらい is a contraction of うまだらい.