rubicund UK /ˈɹuːbɪk(ə)nd/US /ˈɹubəˌkənd/ adjective1 •Possessing a red complexion; ruddy.He was of a full, rubicund countenance, with a double chin, aquiline nose, and a pleasant twinkling eye. — 1819 formsmore rubicund · most rubicund