chop ‧ per /ˈtʃɒpə $ ˈtʃɑːpər/ BrE AmE noun [countable]
1 . British English a large knife that you use for cutting large pieces of meat
2 . informal a ↑ helicopter :
There was a police chopper waiting for us.
3 . a type of ↑ motorcycle on which the front wheel is further forward than the place where your hands rest
4 . choppers [plural] informal teeth:
a row of huge white choppers