plural buffs
: a person who is very interested in something and who knows a lot about it
She's a tennis buff. [=fan, enthusiast]
history/movie/music buffs
: a light somewhat yellow or orange color
variants
or buffed
US, informal
: having a strong, muscular body or form
a buff bodybuilder
He's at the gym every day trying to get buff.
the buff body of an athlete
buffs; buffed; buffing
: to make (a surface) smooth and shiny by rubbing it
The floors are waxed and buffed every year.
I buffed [=shined] my shoes.
She is going to the salon to get her nails buffed.
Cite this Entry
“Buff.” Merriam-Webster.com Simple Definition, Merriam-Webster, https://www.merriam-webster.com/simple/buff. Accessed 21 Jun. 2026.
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