In a supremely confident way. The phrase sometimes indicates that the speaker is annoyed by such confidence. Ugh, the boss's son always walks through the office as if he owns the place.I want you to walk into that interview as if you own the place—no false modesty.See also: if, own, place
as if you own the place
in an overbearing or self-important manner. informalSee also: if, own, place