Side question, are you British? I'm asking because I've just read "hoover up" for the second time in my life and both were in the past week and although I under

Side question, are you British? I'm asking because I've just read "hoover up" for the second time in my life and both were in the past week and although I understand the meaning of the phrase and I can guess why it came about, I'm trying to understand where it came from geographically.