1. A fastener made of metal or plastic pieces that fit tightly together when they are pressed together, making a sharp sound: Often it's easier to use snaps on clothes than buttons; especially, for children.
2. A movement that is made by the hand in which two fingers move rapidly to the base of the thumb, resulting in a sharp sound: Billy has trained his dog to come to him when she hears the snaps of his fingers.
3. A period of cold weather: There was a cold snap in the middle of the spring season.
4. In American football, putting the ball in play when the center passes it between his legs; usually, to the quarterback: When the center passed the football, the quarterback fumbled the snap.

The next time the quarterback received the snap, he threw a long pass that resulted in a touchdown.

5. Normally unposed photographs taken while using a small camera: Mac is showing the snapshots that he made with his iPhone and his friend is showing the snaps she made with her BlackBerry.
6. The elasticity of something, intended to cause the item to return to its original shape after being stretched: The waistband had lost its snap because it was stretched too often.
7. Any activity that is easy to do: Completing the task was a snap.

The software was a snap to install and to use.

8. A sudden, short, sharp sound that is caused by the breaking or moving of something into a new position: Andrew could hear the snaps of twigs as he walked through the dry area of the forest.

Something which is done or made suddenly; often, without careful thinking: Samuel made a snap statement that got him in trouble with his wife.

The politician, thinking that the microphone in front of him was off, made a snap remark (which happened to be vulgar) about his opponent to someone who was sitting next to him and which was heard by the TV audience, too.

1. To separate something into pieces resulting in a sharp sound or to make something do this: The branch from a tree snapped and fell to the ground behind.
2. To move, to strike, or to operate something in a way that makes a sharp noise: The trap snapped shut.

The woman was snapping the pieces together.

The student was snapping her chewing gum in class which upset the teacher!

3. To break something by excessive force or pressure: The rope snapped because of the weight of the large wooden box that was hanging from the steel girder of the structure.
4. To lose control or to suddenly erupt in anger because of a difficult situation or circumstance, etc.: Richard just snapped and started swearing at everyone.
5. To say something or to reply in anger or irritation using short, angry statements: The couple was arguing and snapping at each other and Dina snapped that Larry was lucky to have a job at all.
6. Using a camera to capture an image of someone or something on film; especially, in a casual way: The images of the country were being snapped by a satellite camera.
7. To bite or to try to bite someone or something with a quick movement or movements: The boy ran off with the neighbor's little dog which was snapping and yapping behind him.
8. To take or to grasp something eagerly, or to take something away from someone suddenly: The man's wife suddenly snapped the paper away from him.
9. Something or someone that moves quickly and sharply: The soldiers snapped to attention when the officer arrived.

The flags, which were snapping in the wind, could be heard by the people walking past them.

There were three little elves who ran around in a kitchen promoting Rice Krispies, Frosted Rice, and Cocoa Krispies for the Kellogg's cereal company located at One Kellogg Square in Battle Creek, Michigan: Both Snap, and Pop wore tall baker's hats; while, Crackle wore a red-striped stocking cap.

The elves derived their names from the Snap! Crackle! Pop! "sounds" that came from the Rice Krispies cereal in a bowl when milk was poured on it.

To buy or to acquire something quickly or eagerly: Many shoppers went to the stores to snap up bargains after the holidays.

The ad on the internet suggested that web site owners, "Go snap up a new web address for your business."

Hundreds of Shakespeare fans were snapping up costumes and accessories worn by stars of the Royal Shakespeare Company.

Crowds of fans snapped up 10,000 items; including uniforms, shirts, shoes and hats at the company’s rehearsal rooms in Stratford-upon-Avon.