To chill but but to chill more chillingly. This term is generally used when in an argument with someone in order to get them to calm down. Also can be used to state doing something to pass time with the bois.

This phrase also gave birth to the “Ferd language”.
Camryn: I told you to stop hitting up your ex. Why did you tell her you still love her. Your a fucking piece of shit you know that?
AJ: Yillll

Sam: I’m off work at 6, trynna Yill?
AJ: ya let’s grab some dons
by YaBoiSkinnyP April 25, 2021
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The word 'yill' comes from the origins of the word chill, and is the coolest of all chills. This occurs when the coolest of all your hommies chill together and ingage in activities such as, smoke, drink, play video games, pull missions, and fool with tha girls.
"Yo G, you wanna yill tonight? i got a 6 pack and 3 bitches ready to go"

Can also be used in the context of "Yo hommie, are we yilling tonight?"

"First guy: Yo man, I'm sorry, I drank your beer by accident. Next guy: No worries, its yills."
by Katzilla January 15, 2006
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