I. ˈwər-kiŋ noun
Date: 14th century
1. : the manner of functioning or operating : operation — usually used in plural
the inner working s of the government
2. : an excavation or group of excavations made in mining, quarrying, or tunneling — usually used in plural
II. adjective
Date: 1532
1. : engaged in work especially for wages or a salary
a working journalist
a working mother
2. : adequate to permit work to be done
a working majority
3. : assumed or adopted to permit or facilitate further work or activity
a working draft
4. : spent at work
working life
5. : being in use or operation
a working farm