To pound the pavement American informal slang
Walk along the streets looking for a job
I have just met Karly on the street. She is pounding the pavement.
I used to pound the pavement when I had just graduated from my university. It was a struggling time.
Molly has been pounding the pavement ever since she was fired from her first job.
The verb "pound" should be conjugated according to its tense.
A similar usage is "pound a beat", meaning “to walk a particular route over and over”; it is nearly always applied to a police officer. It dates from the early 1900s.
To bear too many problems or responsibilities
I am carrying the weight of the world on my shoulders as I am the last participant who will to win or to lose our team.