Any of several edible flatfishes, as the lemon sole, Microstomus kitt, the sand sole, Pegusa lascaris, and (North American) the arrowtooth flounder, Atheresthes stomias.
Origin
Mid 19th century; earliest use found in William Yarrell (1784–1856), zoologist.
Definition of French sole in US English:
French sole
noun
Any of several edible flatfishes, as the lemon sole, Microstomus kitt, the sand sole, Pegusa lascaris, and (North American) the arrowtooth flounder, Atheresthes stomias.
Origin
Mid 19th century; earliest use found in William Yarrell (1784–1856), zoologist.