1. To break short, or at once; to part asunder suddenly; as, a mast snaps; a needle snaps. But this weapon will snap short, unfaithful to the hand that employs it. (Burke)
2. To give forth, or produce, a sharp, cracking noise; to crack; as, blazing firewood snaps.
3. To make an effort to bite; to aim to seize with the teeth; to catch eagerly (at anything); often with at; as, a dog snapsat a passenger; a fish snaps at the bait.
4. To utter sharp, harsh, angry words; often with at; as, to snap at a child.
5. To miss fire; as, the gun snapped.
1. A sudden breaking or rupture of any substance.
2. A sudden, eager bite; a sudden seizing, or effort to seize, as with the teeth.
3. A sudden, sharp motion or blow, as with the finger sprung from the thumb, or the thumb from the finger.
4. A sharp, abrupt sound, as that made by the crack of a whip; as, the snap of the trigger of a gun.
5. A greedy fellow.
6. That which is, or may be, snapped up; something bitten off, seized, or obtained by a single quick movement; hence, a bite, morsel, or fragment; a scrap. He's a nimble fellow, And alike skilled in every liberal science, As having certain snaps of all. (B. Jonson)
7. A sudden severe interval or spell; applied to the weather; as, a cold snap.
8. A small catch or fastening held or closed by means of a spring, or one which closes with a snapping sound, as the catch of a bracelet, necklace, clasp of a book, etc.
9. (Science: zoology) A snap beetle.
10. A thin, crisp cake, usually small, and flavored with ginger; used chiefly in the plural.
11. Briskness; vigor; energy; decision.
12. Any circumstance out of which money may be made or an advantage gained. Snap back, a flask for small work, having its sides separable and held together by latches, so that the flask may be removed from around the sand mold. Snap judgment, a judgment formed on the instant without deliberation. Snap lock, a lock shutting with a catch or snap. Snap riveting, riveting in which the rivets have snapheads formed by a die or swaging tool. Snap shot, a quick offhand shot, without deliberately taking aim.
Origin: Cf. D. Snap a snatching. See Snap.