Bestoo
The person that you can always be yoursef with. They know your entire life story and are mean to you all day. Better than any other friend in the world and is next level best friend. <3
"Bestoo, did you forget to take your constipation pills today? You know what happened last time...
Bestoo
The idiyeyt bestie you have that annoys the but you love them too much! GO GET A BESTOO (aka no fake friends; you can have as many "o" as you want in bestoo.
"BESTOOO DONT FORGET TO DO YOUR HOMEWORK SO WE CAN GO TO THE MOVIES TOMORROW"
Bestoo
The idiyeyt bestie that you would put your life on the line for them. Your bestoo is the person you can be so mean to AS MEAN AS YOU WANT and they dont even care. (Don't mistake bestoos for bullies)
"Hey Bestooooo wassup bae. Did you forget to take your constipation pills today?"
bestoo
A word to describe your ex partner via Snapchat
Ex boyfriend “you’re my bestoo”