ばいか 売買い LinksSentence search for 売買いSentence search for ばいかいSentence search for 売買Sentence search for バイカイKanji details for 売 and 買Edit in JMdict Noun1. crossing (shares)Finance, Usually written using kana aloneOther forms売買 【ばいかい】、バイカイ Discussions Log in to talk about this word.