Ba, a state during the Zhou dynasty (in present-day Chongqing and the eastern part of Sichuan), the east of Sichuan and Chongqing Municipality, surname Ba, (bound form) abbr. for 巴勒斯坦[Ba1 le4 si1 tan3] (Palestine), 巴基斯坦[Ba1 ji1 si1 tan3] (Pakistan) or 巴西[Ba1 xi1] (Brazil)
(bound form) base; foundation, (bound form) radical (chemistry), (bound form) gay (loanword from English into Cantonese, Jyutping: gei1, followed by orthographic borrowing from Cantonese)