A fish (Capros aper, Zeus aper) akin to the Mackerel; so called from the shape of its snout, which is turned up.
1836. Penny Cycl., VI. 274/2. The boar-fish may be distinguished by its mouth being more attenuated and protractile.
1861. Blight, Week Lands End, 130. Off the Runnel Stone, the boar fish, Zeus Aper, though an exceedingly rare British fish, is abundant.