on the watch

Prepositional phrase

 * 1) * 2007, "WEATHER UPDATE," WBBM780.com (Illinois), 2 Dec.:
 * The department also notified its Bureau of Forestry and Electricity to be on the watch for ice on trees and power lines.
 * 1) * 2007, "WEATHER UPDATE," WBBM780.com (Illinois), 2 Dec.:
 * The department also notified its Bureau of Forestry and Electricity to be on the watch for ice on trees and power lines.
 * 1) * 2007, "WEATHER UPDATE," WBBM780.com (Illinois), 2 Dec.:
 * The department also notified its Bureau of Forestry and Electricity to be on the watch for ice on trees and power lines.

Synonyms

 * on watch