From Longman Dictionary of Contemporary Englishroanroan /rəʊn $ roʊn/ noun [countable] HBADSHa horse with some white hairs, giving it a light colour —roan adjective
Examples from the Corpus
roan• Until Mr. Mendez came out of the hotel and Russell nudged his roan up to in front of the office.• We had one called Stumpy, a Dales short horn, light roan in colour, which we reared from a calf.• The roan plunged into the trees on the far side.Origin roan (1500-1600) Old French Old Spanish roano 