Top definition
BFY... simply means BIG FAT YAWN!
When someone mentions something, or thinks something they have done is cool... pour examplรฉ:

Random gay or lady: I'm going to see Britney Spears at the O2 in June...

Anyone:..... BFY!
by Nickยงtar! April 07, 2009
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3
A combination of acronyms: BTW, FYI and BFD. For when you tell someone something that they don't really care about.

By the Way
For Your Information
Big Fucking Deal
BFY, I stubbed my toe on the way out here.
by Summer July 21, 2006
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4
BFY is a acronym used to explain the reason for one's actions is uncaring, or dislike.

Because
Fuck
You
Why? BFY, That's Why.
by CrazyRat August 10, 2018
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