From Longman Dictionary of Contemporary Englishmind you do somethingmind you do somethingBritish English used to tell someone to do something Mind you behave yourself. → mind
Examples from the Corpus
mind you do something• A simple majority, mind you!• In his mind he ran over his plan.• In its mind it was convinced that the vet had returned to hurt it again.• In my mind I heard the phone ringing.• In our minds we may recreate a vanished dignity and grace.• Never mind it was a wonderful evening.• Not when you have them in your home, mind you.• The ducks don't seem to mind it, cos there's quite a few swimming about now. 