1. run off
Today we are going to learn “run off”. If you run off with someone, you secretly go away with them in order to live with them or marry them.
(1). He ran off with his secretary.
(2). The last thing I’m going to do is run off with somebody’s husband.
2. get hitched
Another phrase is “get hitched”. It’s an informal way to say get married.
A: Look at my finger, and tell me what you think.
B: Oh my God! You’re getting hitched!