Meaning

noun flesh of young Atlantic cod weighing up to 2 pounds; also young haddock and pollock; often broiled

noun young Atlantic cod or haddock especially one split and boned for cooking

originOne theory derives it from scrawed, past participle of Cornwall dialect scraw (“to split and dry fish”), but the further origin of this word seems not to have been traced. Another theory derives it from an obsolete Dutch term: either from schrood (“slice, shred”), from Middle Dutch schrode, schroode, referring to the splitting of the fish; or alternatively from the related schrot (“inferior…

Etymology from Wiktionary, CC BY-SA 3.0