chopper

noun

• 1a short ax with a large blade.
• a butcher’s cleaver.
• a device for regularly interrupting an electric current or a beam of light or particles.
• (choppers) informal teeth.

• 2 informal a helicopter.

• 3 informal a motorcycle, especially one with high handlebars and the front-wheel fork extended forward.

• 4 Baseball a batted ball that makes a high bounce after hitting the ground in fair territory:Bell followed with a high chopper to the third baseman