1 definition by SomeoneWhoLikesEatinHumanFlesh

A name you use for a child. Like how doggo has replaced dog, and birb has replaced birb, chillen had replaced child/children.
“Hey mom, isn’t it time to put the chillens to bed?”

(To a younger sibling) “what an adorable little chillen you are”
Get the Chillen mug.