active service

noun

1. military duty in an operational area

Example Sentences

"At this point we can only speculate, but it seems that IOPs seem better suited to veterans than to active service members," Marcantoni says.

From Science Daily

“Thank you to all veterans and active service members who courageously risk their lives to protect us every day,” wrote Strahan, who spent much of his youth living on a military base in Germany.

From Los Angeles Times

He saw active service in Northern Ireland, served in a peacekeeping mission in Cyprus, and as a liaison officer in the Gulf War.

From BBC

When in 1803 the first chief justice of the United States, John Marshall, defined the core function of judicial review as the power to “declare what the law is,” the insulation from removal or political disfavor ensured that justices of the United States Supreme Court would be, during the period of their active service—on average 30 years—arguably the most powerful jurists in the world.

From Slate

“I support a system in which the president would appoint a justice every two years to spend 18 years in active service on the Supreme Court,” Biden said Monday in an op-ed in the Washington Post.

From Los Angeles Times