SNAP (6)

Snap, n. 1. 1. Any task, labor, set of circumstances, or the like, that yields satisfactory results or gives pleasure with little trouble or effort, as an easy course of study, a job where work is light, a bargain, etc.
2. 2. A snap shot with a firearm.
3. 3. (Photog.) A snapshot.
4. 4. Something of no value; as, not worth a snap.