n.
Pronunciation: ˌ ō -v ə r- ' w ə rk
Function: transitive verb
Date: 1530
1 : to cause to work too hard, too long, or to exhaustion < overwork ed the horses>
2 a : to work too much on < overwork bread dough> b : to make excessive use of < overwork ed tunes>
intransitive verb : to work too much or too long : OVERDO
– overwork noun