SNAPSHOT

Snap″shot′ (?), n. 1. 1. Commonly Snap shot. (a) A quick offhand shot, made without deliberately taking aim over the sights. (b) (Photog.) Act of taking a snapshot (in sense 2).
2. 2. An instantaneous photograph made, usually with a hand camera, without formal posing of, and often without the foreknowledge of, the subject.