Main Entry: pol·lack

Variant(s): or pol·lock \ˈpä-lək\

Function: noun

Inflected Form(s): plural pollack or pollock

Etymology: Middle English poullok, perhaps from ScotGael pollag or Irish pollóg

Date: 15th century

1 : a commercially important North Atlantic food fish (Pollachius virens) related to and resembling the cods but darker
2 : a commercially important northern Pacific food fish (Theragra chalcogramma) of the cod family that closely resembles the pollack —called also walleye pollack