chop off
US /tʃɑːp ɑːf/
UK /tʃɑːp ɑːf/

1.
cortar, amputar
to remove something by cutting it with a quick, strong blow
:
•
The surgeon had to chop off the infected limb.
El cirujano tuvo que amputar la extremidad infectada.
•
He accidentally chopped off a piece of his finger while cutting wood.
Accidentalmente se cortó un trozo de dedo mientras cortaba madera.