Noun
active service (uncountable)
(UK, military) Full-time occupation in the military.
Synonym: active duty
All four Iowa ships were decommissioned in the early 1990s, making them the last battleships to see active service. Source: Internet
All international arrivals from non-pre-cleared destinations and all charter airlines are handled at Concourse E. The Air Mobility Command has a post in Concourse E flying active service troops out to worldwide destinations. Source: Internet
All first saw active service in the Condor Legion against Soviet-supplied aircraft. Source: Internet
After the upgrades the aircraft are to remain in active service until 2020–2025. Source: Internet
And when some soldiers on active service asked "And we — what are we to do?" he said: "Never use violence, or exact anything by false accusation; and be content with your pay." Source: Internet
American military and British Army personnel are routinely vaccinated against anthrax prior to active service in places where biological attacks are considered a threat. Source: Internet