Made popular in the movie Pineapple Express, it means best fucking friends forever. It does not have to mean friends with benefits.
We're bfffs dude.
by bfff October 4, 2008

by Kellush March 31, 2010

by Jennalee. <33 May 12, 2006

"I see Linda has dropped Patty as her BFF. Whose her new BFFF - Best Friend Forever For Now?" asked Brenda. "I hear she found Wendy at the mall." replied Barb
by Oxithemoron (the orginal) September 22, 2011

