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déjà vu

the strange feeling that you have already seen or experienced something As I walked into the house, I had a strange sense of déjà vu.
See also: déjà

déjà moo

n. [tired] old bullshit. (Based on déjà vu, and the moo brings in the bovine aspect. Contrived, but admirable nonetheless.) Are you still peddling that nonsense. Nothing but déjà moo, all over again.
See also: déjà, moo