A quick offhand shot, made without deliberately taking aim over the sights.

A variation of the wrist shot, where the release is quick but with a subtle snap, like a compacted slap shot.

a quick shot that is taken with the puck on the stick with a quick flick of the wrists

an unannounced visit by a sort of secret shopper

An instantaneous photograph made, usually with a hand camera, without formal posing of, and often without the foreknowledge of, the subject.

a brief summary or appraisal, especially one that describes the state of a situation at one particular time; as, a snapshot of the moon project in 1966.

Act of taking a snapshot (in sense 2).