When someone says or does something very ridiculous or absurd or when you see something you dislike. In a sarcastic way.
This weed is crap dude good lookin out....
Here comes Ñema Head with that Team Dynasty bullshit good lookin out yo...
Look at how this jerk is driving good lookin out
Telling someone to watch their back because they have wronged you or another reason they have pissed you off
Rhi: "I hope your mom dies, you asshole!"
Jade: "Good lookin out."
To congradulate another person for having your back. More specifically to save you from getting in trouble.
Person #1: hey, sorry I took so long, did the boss come looking for me?
Person #2: yeah, but I told him you were taking out the trash
Person #1: oh alright, good lookin out
Person #2: no problem
A way to say 'thank you' to someone (usually if they were looking out for you). Can be shortened to simply 'good lookin'.
"Here, let me get that for you."
"Hey, good lookin out, man."
The equivalent of having someone's back, doing something good for someone else without it necessarily being asked of you.
Bro 1: Yo who put my laundry in the dryer?
Bro 2: It was me fam, you were gone for a hot minute and I had to start my whites.
Bro 1: Ah I feel you, good lookin' out.
Homie 1: Ay anybody got any extra points? I haven't eaten in weeks!
Homie 2: I gotchu fam
Homie 1: You the realest, good lookin out.
A phrase used to show appreciation to someone that helped you out.
Jeremy: Yo James, you want a soda
James: Fo sho, good lookin' out dogg, I'm hella thirsty
Something you say to someone when they do something beneficial by thinking ahead.
"Ay, if dey cars are faster than ours?"
"Don worry...I did cut their brakes."
"GOOD LOOKIN OUT."