plural
buffs
plural
buffs
Britannica Dictionary definition of BUFF
[count]
:
a person who is very interested in something and who knows a lot about it
2
buff
/ˈbʌf/
noun
Britannica Dictionary definition of BUFF
[noncount]
:
a light somewhat yellow or orange color
—
see color picture on this page
in the buff
informal
:
not wearing any clothes
:
naked
3
buff
/ˈbʌf/
adjective
Britannica Dictionary definition of BUFF
[more buff; most buff]
US, informal
:
having a strong, muscular body or form
4
buff
/ˈbʌf/
verb
buffs;
buffed;
buffing
buffs;
buffed;
buffing
Britannica Dictionary definition of BUFF
[+ object]
:
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.
buff up
[phrasal verb]
buff up
or
buff (someone or something) up
or
buff up (someone or something)
informal
:
to become stronger and more muscular or to make (someone or something) stronger and more muscular by exercising and weight lifting
—
often used as buffed-up