n. One who or that which snaps, in any sense.n. A cracker-bonbon.n. The cracker on the end of a whip-lash; figuratively, a smart or caustic saying to wind up a speech or discourse.n. A fire-cracker or snapping-crackern. A snapping-beetle.n. A snappin g turtle.n. One of various fishes:n. The snap-mackerel or bluefish, Pomatomus saltatrix. See cut under bluefish.n. The rose-fish, redfish, or hemdurgan, Sebastes marinus. See cut under Sebastes.n. A sparoid fish of the subfamily Lutjaninæ. They are large, handsome fishes, of much economic value, as Lutjanus caxis or griseus, the gray, black, or Pensacola snapper; L. blackfordi or vivanus, the red snapper; Rhomboplites aurorubens, the bastard snapper or mangrove-snapper. All these occur on the Atlantic coast of the United States, chiefly southward. The red snapper, of a nearly uniform rose-red color, is the most valuable of these; it is caught in large numbers off the coast of Florida, and taken to all the principal northern markets. The gray snapper is of a greenish-olive color, with brown spots on each scale and a narrow blue stripe on the cheek. There are also Malayan and Japanese snappers of this kind, called lutjang, the source of the technical name of the genus.n. In ornithology:n. The green woodpecker, Gecinus viridis. See cut under popinjay.n. One of various American flycatchers (not Muscicapidæ) which snap at flies, often with an audible click of the beak; a flysnapper. See cut under flysnapper.n. plural Castanets.n. In glass manufacturing, a workman who operates a snap or case. See snap, 16.n. An automatic attachment to a sounding-lead for taking samples of the bottom. It consists of jaws which close when the lead strikes the sea-bottom.