nom de guerre Get Printable Handwriting Hear It! Say It! Write It! Learn It! Spelling Test Definition noun. an assumed name as one under which a person fights paints writes etc; pseudonym; a fictitious name Example Sentence He provided the nom de guerre of one of his most trusted aides. Synonyms pseudonym; assumed name; fictitious name; alias Antonyms birth name Hear It! Say It! Write It! nom de guerre Switch to cursive Start Share with your friends: