1. One that chops: a vegetable chopper.
2. Archaeology A crudely flaked core tool, especially one of the early Paleolithic Period.
3. A device that interrupts an electric current or a beam of radiation.
4. Informal A helicopter.
5. choppers Slang Teeth, especially a set of false teeth.
6. Informal A motorcycle, especially one that is customized.
7. Baseball A ground ball that is hit with a chopping swing, especially one that bounces high off the infield.
intr. & tr.v. chop·pered, chop·per·ing, chop·pers
Informal To travel by helicopter or transport (someone or something) by helicopter.
The American Heritage® Dictionary of the English Language, Fifth Edition copyright ©2020 by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Indo-European & Semitic Roots Appendices
Thousands of entries in the dictionary include etymologies that trace their origins back to reconstructed proto-languages. You can obtain more information about these forms in our online appendices:
The Indo-European appendix covers nearly half of the Indo-European roots that have left their mark on English words. A more complete treatment of Indo-European roots and the English words derived from them is available in our Dictionary of Indo-European Roots.