"Bana-Bana" is a word in HILIGAYNON

banâ-bánà - Dim. and Freq. of bánà.
Guinabanâbánà ko nga ——. I rather think
that ——. Sa ákon banâbánà ——. In my
opinion ——. Indì ka magbanâbánà sináng
mga butáng, kon índì ka kahibaló. Don’t
express an opinion on such things, unless
you know or are sure.

baná-bána - A paramour, lover, one who,
without being entitled to it, assumes the
rights of a husband. (cf. laláki, kalólot).