have to run along

(one) has to run along

One has to leave at once or in haste. We have to run along shortly, so no need to set a place for us for dinner.See also: run

(I) have to run along.

an expression announcing the need to leave. Jane: It's late. I have to run along. Tom: Okay, Jane. Bye. Take care. John: Leaving so soon? Sally: Yes, I have to run along.See also: have, run