Main Entry: sleep·walk

Pronunciation: \ˈslēp-ˌwȯk\

Function: intransitive verb

Date: 1842

1 : to walk while or as if while asleep
2 : to proceed in a passive often lethargic manner <sleepwalked through the workday>

— sleepwalk noun

— sleep·walk·er \-ˌwȯ-kər\ noun