Verb
walk the floor (third-person singular simple present walks the floor, present participle walking the floor, simple past and past participle walked the floor)
(idiomatic) To pace back and forth restlessly, because of worry, excitement, distress, etc.
When I was at college, I worked in a department store called Brit Home Stores, which is a pretty lackluster department store, selling clothes for middle-aged women. My job was to walk the floor and find anything that was damaged, take it to the store room and log it. Dominic Monaghan
Every time I go to Comic-Con, I'm jacked. I want to dress up and walk the floor and answer questions, because I'm excited about it. It's like making new friends. Mae Whitman