1. To remove or truncate the conclusion or final part of something, such as a film, text, or performance
They decided to cut off the ending of the movie to make it shorter.
Eles decidiram cortar o final do filme para torná-lo mais curto.
2. To interrupt someone before they finish speaking or telling a story
I didn't mean to cut off the ending of your story.
Não pretendia cortar o final da sua história.