Mama's partner, sometimes (4)

I believe the answer is:

dada

(Other definitions for dada that I've seen before include "Early 20th-century avant-garde art movement" , "Early C 20 art movement" , "Precursor of surrealism" , "Art movement exemplified by Man Ray and Marcel Duchamp" , "Pop" .)

I've seen this clue in the USA Today.

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