Meaning of WATCH in English

WATCH

( v. i. )

The act of watching; forbearance of sleep; vigil; wakeful, vigilant, or constantly observant attention; close observation; guard; preservative or preventive vigilance; formerly, a watching or guarding by night.

Webster's Revised Unabridged English Dictionary.      Пересмотренный полный словарь английского языка Webster.