(informal) Rapid and without delay. / (informal) Irritable. / (informal) Tidy; well-dressed; sharp. / Chilly, brisk, sharp. / Tending to snap or bite / Clever, catchy.

The state or quality of being snappy.

(idiomatic, often imperative) To do something quickly; to be quick about something.

(Australia) Any of various eucalypts having brittle timber, including Eucalyptus brevifolia, Eucalyptus haemastoma and Eucalyptus rossii.

plural of snappy gum