相あい対たい売ばい買ばいMeaningsNoun1. negotiated transactionKanji used相towards each other対opposite売sell買buyPitch accentあいたいばいばいComposed of相あい対たいinvolving only the parties concerned; tete-a-teteNoun売ばい買ばいtrade; buying and selling; trafficking (e.g. of humans, arms, drugs); dealingNoun