Top Definition
Best Friend of the Office; Your best friend at work whom you normally would not be friends with outside of work; A BFF, but only at work.
Lisa: "Hey Marlon, are you going to hang out with Jeff on Thursday night?"

Marlon: "Hell no, he is just my BFO. We don't hang out outside of work."
#bff #best friend #office #friend #work
by LisaBisa28 April 14, 2009
10 Words related to BFO
Boys from other schools. Pronounced like beef-o's. Made popular by Tina Belcher on the show Bob's Burgers. BFOS are more attractive since their reputations are unknown to girls from different schools.
Bob: What are BFOS?

Tina: B.F.O.S, boys from other schools.

Linda: What's wrong with the boys from your school?
Tina: I need fresh faces...and fresh butts.
#boys #tina belcher #bob's burgers #schools #tina #butts
by queenkathleen June 25, 2014
Bildet for oppmerksomheten
Hei noen som vet om et sted å shoppe i Oslo? Bfo (random bildet under innlegg)
#bildet #facebook #ajfj #oppmerksomhet #innlegg #bfo
by pineapplebitch April 13, 2015
BFO: Brazilian Food Orgy.

Lunch or Dinner commonly consumed in Southern Brazil, in the form of an unlimited, obesity-inducing buffet of orgasmic proportions, eaten regularly (aka every day).
"Hey Luan, I really feel like gorging my face with food."
"We should head down to the BFO down the street then."
"Which one? There's ten of them on this street."
#food #buffet #brazil #porto alegre #obesity
by djwanker October 02, 2014
B.F.O. is a acronym for ‘BIG FUCKING ONION’ describing the size of the Northwest onions compared to the east coast onions.
I'm making Corn Chowder and I'm not sure if it needs this much onion... I mean, this is a B.F.O.
#bfo #b.f.o #big fuckin onion #big onions #onion
by spoken_deity September 04, 2008
Back the Fuck Off

A socially acceptable/reasonably polite acronym a guy or girl can either text, message, or say to a person that persistently hits on them without a clue as to how disinterested they are.
Nah, girl. I told him to BFO, so I'm done with that shit.
#go away #leave me alone #take a hint #piss off #get a clue
by IUarileya January 10, 2011
Did you see that BFO? Man I almost run into that BFO. Anything bigger then a car
#large #huge #humongous #big #enormous
by RangerNii March 24, 2010
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