noun [ U ] us / ˌdeɪ.ʒɑː ˈvuː / uk / ˌdeɪ.ʒɑː ˈvuː / the strange feeling that in some way you have already experienced what is happening now: When I met her, I had a strange feeling of déjà vu. disapproving The movie has a strong sense of déjà vu about it (= is similar to other movies and does not contain new ideas).