We found 4 dictionaries that define the word overfatigued:

General (3 matching dictionaries)

1. overfatigued: Merriam-Webster
2. overfatigued: Vocabulary.com
3. overfatigued: Wiktionary

Medicine (1 matching dictionary)

4. overfatigued: Merriam-Webster Medical Dictionary

(Note: See overfatigue as well.)

Definitions from Wiktionary (overfatigue) ▸ verb:  (transitive) To fatigue to excess; to tire out. ▸ noun:  Excessive fatigue. ▸ Also see overfatigue ▸ Words similar to overfatigued ▸ Usage examples for overfatigued ▸ Idioms related to overfatigued ▸ Wikipedia articles (New!) ▸ Popular adjectives describing overfatigued ▸ Words that often appear near overfatigued ▸ Rhymes of overfatigued ▸ Invented words related to overfatigued