before you know where you are

before you know where you are

Quickly or suddenly. Before you know where you are, you'll be graduating, so start thinking about your future now.
See also: before, know

before you know where you are (or before you know it)

with baffling speed. informal
See also: before, know

before you know where you ˈare

before you have time to realize that something has happened: We were whisked off in a cab before we knew where we were.Before she knew where she was, her bag had been snatched and the thief was running away with it.
See also: before, know