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1 definition by
Ninjafingerofdoom
Top Definition
FYB
Fill Your Boots - inviting someone to go ahead and do something
"Do you mind if I eat the last of the cake?"
"FYB, man."
by
Ninjafingerofdoom
February 24, 2013
Buy a
FYB
mug!
© 1999-2021 Urban Dictionary ®
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© 1999-2021 Urban Dictionary ®
advertise
terms of service
privacy
dmca
remove
help
