Tear somebody off a strip/tear a strip off somebody British informal verb phrase
If you tear a strip off someone or tear them off a strip, you scold or criticize someone severely for doing something wrong.
Her parents tore a strip off her because she got home late last night.
My manager tears me off a strip for coming to work late.
My boss would tear me off a strip, if I lost this contract.
The verb "tear" should be conjugated according to its tense.
The expression was originally from Royal Air Force slang, and it was first recorded in the 1940s.
If you fall for someone's trick the first time then they are at fault.
Are you going to mess with me again? Fool me once, shame on you; fool me twice, shame on me.