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1.
Bestest friends forever. Mostly used because the person writing can't spell BFFL (Best Friends for Life)

Bifo is regarded by most to be the most YOLO term since arthritis.
The origins of this term are unknown, but people speculate it to have origins from some guy called Jerry.
"Dude that tank top looks pretty swerve- what does it say?"
"BIFO 2013"
"Dude thats swag. Watch out cause the vice principal might dress code you for that."
"YOLO I'm in student council"
by tanktoptool September 14, 2013