A fork of Rural Dictionary
funny as fuck is something you can call someone or something that is very funny. However, despite that this word is harmless, Its not advisable to say it with adults present. Can also be typed FAF for short.
Dude, Jasmine you're funny as fuck.
STD - stands for Sexualy Transmited Disease. The most commonly known is HIV/AIDS. To say the least you don't want an STD.
Dude I fucked her good and I'm gonna have this damn STD for the rest of my life. Don't fuck her.