The Collaborative International Dictionary of English v.0.48:
Overfatigue \O"ver*fa*tigue"\, n. Excessive fatigue. [1913 Webster]The Collaborative International Dictionary of English v.0.48:
Overfatigue \O`ver*fa*tigue"\, v. t. To fatigue to excess; to tire out. [1913 Webster]WordNet (r) 3.0 (2006):
overfatigue v 1: tire excessively [syn: overtire, overweary, overfatigue]