Rbf

[Sarah]

Resting Bitch Face
A person, girl especially, whose regular facial expression makes them look like a bitch.

[Becky]

RBF stands for Resting Bitch Face!

[Becky]

This is the abbreviation for Really Bout to Fight. This is commonly used in and around the Jersey shore in New Jersey.

[Tina]

Reel Big Fish
[band]

[PussyCat]

Root Beer Float

[Rihanna]

Short for Redbull Friday. A day in which you drink double your usual Redbull consumption.

[Britney]

really bad fuck

[Justin Bieber]

Lets face it. Your looking this up because someone mentioned this in conversation and you [didnt get the memo].
RBF= resting bitch face
When someones [resting face] makes them look like a dont mess with me, [angry bitch].
You dont know what one looks like until you see it.

[Julene]

[roblox boyfriend]