ˌfront ˈline noun1. [countable usually singular] the place where fighting happens in a war
Synonym : frontin/on the front line
troops who had served in the front line at Magdeburg three miles behind the front line2. in the front line a) doing something that has not been done before:
in the front line of the fight against cancer b) likely to be blamed for an organization’s mistakes
—ˈfront-line adjective [only before noun]:
front-line troops [TahlilGaran] Dictionary of Contemporary English ▲