you won’t catch me doing something
From Longman Dictionary of Contemporary Englishyou won’t catch me doing somethingyou won’t catch me doing something (also you won’t catch me somewhere) spokenNEVER used to say that you would never do something I love dancing but you won’t catch me being the first on the dance floor! → catchExamples from the Corpusyou won’t catch me doing something• You won't catch me ironing his shirts!