'mackerel shad' definitions:
Definition of 'mackerel shad'
From: WordNet
noun
Small silvery fish; Nova Scotia to Brazil [syn: mackerel scad, mackerel shad, Decapterus macarellus]
Definition of 'mackerel shad'
From: GCIDE
- mackerel scad \mackerel scad\, mackerel shad \mackerel shad\n. (Zool.) A small silvery fish (Decapterus macarellus) found from Nova Scotia to Brazil. [WordNet 1.5]