Idioms with RUN

on the run
continuously busy
He’s always on the run.

in the long run
at some time in the future
All our hard work will be worth it in the long run.

in the running
having a chance of being successful or achieving something
I hear you’re in the running for the job.

up and running
in operation; starting to work properly
It took two years to get the project up and running.

give someone a run for their money
to not allow a competitor to win easily
A new company is giving the others a run for their money.