We found 3 dictionaries that define the word nom de plumes:

General (3 matching dictionaries)

1. nom de plumes: Merriam-Webster
2. nom de plumes: Vocabulary.com
3. nom de plumes: Cambridge Advanced Learner's Dictionary

(Note: See nom_de_plume as well.)

Definitions from Wiktionary (nom de plume) ▸ noun:  A pen name or pseudonym. ▸ Also see nom_de_plume ▸ Words similar to nom de plumes ▸ Usage examples for nom de plumes ▸ Idioms related to nom de plumes ▸ Wikipedia articles (New!) ▸ Words that often appear near nom de plumes ▸ Rhymes of nom de plumes ▸ Invented words related to nom de plumes