Meaning of fǎn zhèng:
fǎn zhèng
反正
Adverb
anyway; in any case
Wǒ yǐjīng chī bǎo le, fǎnzhèng zhè dào cài yě bù hǎo chī.
我已经吃饱了,反正这道菜也不好吃。
I'm already full, anyway this dish doesn't taste good.
Fǎnzhèng jīntiān xiàyǔ, wǒ jiù bù chūqùle.
反正今天下雨,我就不出去了。
In any case, it's raining today, so I'm not going out.
Verb
to come over from the enemy's side
Tā juédìng jiārù wǒmen, fǎnzhèng, tā yǐjīng bù xìnrèn tāmen le.
他决定加入我们,反正,他已经不信任他们了。
He decided to join us, after all, he no longer trusts them.