Definitions by 1 of ur bffs

Shuamii 

a child who is obsessed over nagito komaeda.

Person 1 : I heard that Shuamii bought something online today
Person 2 : Yeah, she bought a nagito body pillow

Shuamii by 1 of ur bffs July 3, 2021

Shuamii 

a child who has an obsession over white haired/blonde guys in a video game, especially nagito.

Person 1 : Hey have you seen shuamii's discord profile picture?

Person 2 : yeah, she changed it to a nagito profile picture today, like always.

Shuamii by 1 of ur bffs July 3, 2021