cut (someone) off

To "cut someone off" means to interrupt them while they're speaking. "Interrupting" someone is more general. You can interrupt someone watching a TV show. But "cut ___ off" is used specifically to talk about interrupting someone's speaking. You can "cut off" just a single sentence or an entire story or conversation:

Why do you always cut me off like that when I'm talking?

Sorry, I'm going to have to cut you off there. I've got to run.

This phrase appears in these lessons: