(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.
To be very wet
Because of forgetting bringing an umbrella, I look like a drowned rat when it rains.