Someone you love. Someone you care about. Someone who is a life time best friend.
Someone who is always there for you. Someone who is extremely pretty. Someone who is very important in your life. Someone who can make you laugh. Someone who you can never replace.

A person with an outwardly dominant, masculine, or aggressive personality, but who also enthusiastically takes on the submissive or "bottom" role in the bedroom.

someone you love or adore

A boo is a girl/guy that can be there for you whenever you need them therefore you might even call your love one boo

1. Boyfriend or girlfriend
2. Word used to scare people

After 4 long years of dating, you start making up stupid fucking words to describe your love for your partner.

boo is a term that is derived from the French word "beau" meaning beautiful. In 18th century England it meant an admirer, usually male. It made it's way into Afro-Caribean language perhaps through the French colonisation of some Caribean islands.

Now meaning girl or boyfriend