(formerly) any of several coarse fishes when used as food, esp the dogfish or wolffish: now called rockfish or catfish
Examples of 'rock salmon' in a sentence
rock salmon
The meat can be passed off as rock salmon.
The Sun (2014)
A dead shark is a dogfish, a huss or a rock salmon.
Times, Sunday Times (2009)
It could spell the end of rock salmon or huss being sold at the chip shop.
Times, Sunday Times (2009)
Other species up for protected status include oceanic whitetip shark, spiny dogfish (the rock salmon found in fish and chips), red coral and bluefin tuna.