chingu refers to people with the preferred pronouns: 😐/🤔. This is for people who have a very limited vocabulary and are pretty bad at conversations. Not to be confused with the meaning "friend" in Korean.
hey utk, why are you so chingu, huh mfer?
hi mom, i found a chingu in the backyard..
if your homie wants to quit a bad habit you can say it to convince him to do that bad habitone more time.
+ Homie : Dude, i am suffering from my this drunking problem.
- Y : Ahhh c'mon duuuudeeee. You can always quit tomorrow. Comedrink with me one more time.
+ Homie : Ok.. One last time then.