From Longman Dictionary of Contemporary Englishrubicundru‧bi‧cund /ˈruːbɪkənd/ adjective literary HBHFATsomeone who is rubicund is fat and has a red face
Examples from the Corpus
rubicund• He was short, a little overweight, more than a little rubicund as to his features and exuded an aura of cheerful bonhomie.• Willi padded round the room with his basket, a balding, rubicund Eliza Doolittle.• He wore corrective goggles which must translate the rubicund gloom of this vestibule into the true spectrum.Origin rubicund (1400-1500) Latin rubicundus, from rubere “to be red” 