Change out of recognition - Idioms by The Free Dictionary
change out of (all) recognition (redirected from change out of recognition)
change out of (all) recognition
To change so much or so dramatically as to now be completely unfamiliar or unrecognizable. I wouldn't have recognized her if she hadn't introduced herself—she's really changed out of recognition since we were kids!
change, alter, etc. beyond/out of (all) recogˈnition change, etc. such a lot that people do not recognize you, it, etc: I went back to Birmingham after 20 years and it had changed beyond all recognition. ♢ She had changed beyond all recognition since I last saw her.