(be in) a tearing hurry/rush British old-fashioned informal
To do something or go somewhere very quickly, usually because you are going to be late or you are already late
Peter drove to school in a tearing hurry because there was an exam that day.
I was unable to politely greet Jennie because I was in a tearing rush at that time.
Very quickly
Very fast.
The verb "be" should be conjugated according to its tense.
This idiom is often used to express that you should accept an unpleasant situation or event because you cannot change it.
I have some troubles with my projects recently, but I know these things are sent to try us.