Definition of one
(adj)
used of a
single unit or thing; not two or more; "`ane' is Scottish"
of the
same kind or quality; "two animals of one species"
eminent beyond or
above comparison; "matchless beauty"; "the team's
nonpareil center fielder"; "she's one
girl in a million"; "the one and
only Muhammad Ali"; "a peerless scholar"; "infamy unmatched in the Western world"; "wrote with unmatchable clarity"; "unrivaled
mastery of her art"