1. model of excellence or perfection of a kind; one having no equal

2. colored beads of sugar used as a topping on e.g. candies and cookies

3. a flat disk of chocolate covered with beads of colored sugar

1. 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"