(biochemistry) Acronym of soluble NSF attachment protein.

(US) Acronym of Supplemental Nutrition Assistance Program. / (computing) Acronym of Subnetwork Access Protocol. / (computing) Acronym of Scalable Network Application Package.

(US, military) To practice aiming, adjusting and firing a rifle with no ammunition

simple past tense and past participle of snap

(intransitive, transitive) To fracture or break apart suddenly. / (intransitive) To give forth or produce a sharp cracking noise; to crack.

A quick breaking or cracking sound or the action of producing such a sound. / A sudden break. / An attempt to seize, bite, attack, or grab.

The cry used in a game of snap when winning a hand. / (Britain, Australia, by extension) "I've got one the same!", "Me too!"

(informal, attributive) Done, made, performed, etc., quickly and unexpectedly, or without deliberation.

(computing, Microsoft Windows) A plug-in.

(informal) Hurry up; start doing something immediately.