Flannel definition
Origin of flannel
- Middle English a kind of woolen cloth or garment perhaps variant of flanyn sackcloth probably from Old French flaine a kind of coarse wool
From American Heritage Dictionary of the English Language, 5th Edition
- Middle English flaunneol, from Anglo-Norman flanelle (cf. Jersiais flianné), diminutive of Old French flaine, floene 'coarse wool', from Gaulish vlanā ‘wool’ (cf. Welsh gwlân, Breton gloan). More at wool.
From Wiktionary