Cf. mbăk.Transitive verb.Wear, to put on, to wear around one's neck or hand.bi băk Transitive verb.To wear, to put on, to wear around one's neck, to put on someone else's neck. Meaning 1 To wear or put something around one's own neck or hand. Meaning 2 bi băk: to wear or put on; to put something on someone else's neck.