你和他的暧昧脏了老子的眼
[nĭ hé tā de ài mèi zàng le lăo zi de yăn]
It translates as 'You And Him Ambiguity Dirty Old Eyes'. In Chinese internet slang, this nickname suggests annoyance from witnessing inappropriate behavior (usually suggestive/sexual) from someone else's actions. But sometimes it used sarcastically to express a complex relationship situation.