Snap"head` (?), n. A hemispherical or rounded head to a rivet or bolt;
also, a swaging tool with a cavity in its face for forming such a
rounded head.
Snap"per (?), n. 1. One who, or that which, snaps; as, a snapper up of
trifles; the snapper of a whip.
2. (Zoöl.) Any one of several species of large sparoid food fishes of
the genus Lutjanus, abundant on the southern coasts of the United
States and on both coasts of tropical America.
The red snapper (Lutjanus aya, or Blackfordi) and the gray, or
mangrove, snapper (L. griseus) are large and abundant species. The name
is loosely applied to various other fishes, as the bluefish, the
rosefish, the red grouper, etc. See Rosefish.