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Short for boner for no reason.
Man I was watching wrestling when I got hit with a BFNR!
BFNR by Jason August 22, 2004
Words you can keep
Bitch For No Reason
pronounced "bif-ner"
That drunk girl Jade was such a BFNR last night.
BFNR by vinhsanity January 11, 2009
Related Words
BFNR is a code word used in high schools. BFRN = Boner for no reason, is when you get a boner (for no specific cause). There is also BFA = Boner for ass, and is exactly what it says.
Dude, she is so hot. I have a BFNR!!
BFNR by xSeBaZz January 16, 2016
Abbreviation "Busy For No Reason".

The act of being busy doing something unimportant.
Honey, get the door! I'm fixing my MySpace page!

God, you're being BFNR.
BFNR by kiddsfemale September 3, 2009
When someone hits their breaks for no reason when driving.
*Someone slams on their breaks in front of you*
"Woah, BFNR!"
BFNR by melhahahhahahah December 26, 2023
When someone hits their breaks for no reason while driving.
*Someone slams on their breaks in front of you*
"Woah, BFNR!"
BFNR by melhahahhahahah December 26, 2023
More from Urban Dictionary
A slang term used to describe a bald person, typically someone who is completely bald or has a closely shaved head. The term is derived from the infamous, hairless kids’ cartoon character of the same name.
Example 1:
“Did you see that caillou over there? His head is reflecting the sun like a disco ball.”
Example 2:
“I think Dave is finally accepting his hair loss. He just went full caillou and shaved the whole thing off.”
caillou by WMH01 September 12, 2026
Word of the Day on September 13, 2026
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