tbf
(also TBF)
说句公道话，公平地说，说良心话（to be fair的缩写，多用于社交媒体或手机短信等）
written abbreviation for to be fair: used, for example on social media and in text messages, when you have considered everything that has an effect on a situation in order to make a fair judgment
Tbf she's never done anything bad to me. 说句良心话，她从来没有害过我。