frontline

or front-line

[ fruhnt-lahyn ]

adjective

1. located or designed to be used at a military front line:

   a frontline ambulance helicopter.

2. of, relating to, or involving the forefront in any action, activity, or field:

   a frontline TV reporter.

3. highly experienced or proficient in the performance of one's duties.
4. of or relating to essential work that depends on in-person interactions and may involve some risk, especially policing, healthcare, emergency services, public transit, grocery, warehouse, and delivery work:

   Congress is taking up a bill that would guarantee sick leave and hazard pay to frontline workers.

Word History and Origins

Origin of frontline¹

First recorded in 1910–15; front (in the military sense) + line ¹( def )

Example Sentences

Green Party MP Sian Berry said community police officers were dealing with a "flood of work" after "cuts to other vital frontline services".

From BBC

Add to that a powerful and historic brand, a database with every single UK address and a frontline workforce that most of its customers are fond of and pleased to see when they walk down the path - then, despite the challenges, it begins to make sense.

From BBC

Fairhurst has called for the "immediate" restriction and removal of cooking facilities from separation centres as well as greater protections for frontline staff.

From BBC

"We cannot jeopardise peace by forgetting the war, which is why today's major package will surge support to Ukraine's frontline fight," he said.

From BBC

"Because of the frontline, they just keep outscoring you. You'd be terrified to face them."

From BBC