monogramnoun [ C ]
uk/ˈmɒn.ə.ɡræm/us/ˈmɑː.nə.ɡræm/a symbol, usually formed from the first letters of a person's names joined together, that is sewn or printed on clothes or other possessions:
handkerchiefs/towels with his monogram in the corner
monogrammed
adjective uk/ˈmɒn.ə.ɡræmd/us/ˈmɑː.nə.ɡræmd/
monogrammed envelopes