chin-fluff 

Facial hair growing on pubescent males. Including upper lip and chin.

Bro, you should consider shaving, your chin-fluff is becoming a monstrosity. Lad, that chin-fluff is hectic.

chin-fluff by chin-fluff emporium February 23, 2019

amish chin fluff 

something a kid calls his facial hair because he's a weenie that can't grow a beard

"check out this amish chin fluff"

amish chin fluff by 141154145170 May 4, 2018