smoked mackerel(n = noun.food) - mackerel cured by smoking;
is a kind of mackerel

chub mackerel, common mackerel, horse mackerel, jack mackerel, king mackerel, mackerel, mackerel scad, mackerel shad, mackerel shark, mackerel sky, smoked, smoked haddock, smoked herring, smoked salmon, snake mackerel, spanish mackerel