逗比逗不笑自己
[dòu bĭ dòu bù xiào zì jĭ]
In the phrase 'Dou Bi Dou Bu Xiao Zi Ji', 'dou' suggests humor or teasing; hence the translation is something akin to 'Being playful but not able to laugh at oneself.' The person using this nickname may be expressing a personality trait of self-awareness or sarcasm.