to run after a person or animal in a threatening way to make them go away
We used to chant insults outside his house until he'd come out and chase us off.
phrasechase off chase off sb/sth • chase sb/sth off to make a person or animal go away by scaring them or running towards them in a threatening way: We still talk about the time Grandpa chased off a gang of boys with the kitchen broom.A Navy ship was attacked by two smaller boats, but managed to chase them off before any harm was done.■ SIMILAR TO: chase away
chase off
To drive something or someone away from a place or from oneself. After John left the front door open, a stray dog came in and I had to chase it off!