front-line

Noun

front line (plural front lines)

1. A front, or a boundary between opposing positions.
2. (broadly) A site of a conflict, effort, or controversial matter of any kind.
   • With such results possible on the front line of teaching, the only question remaining is whether much of the education industry will overcome its ....2004 December 20, “Reading problems? It's time to consider phonics”, in Chicago Tribune
3. The site of interaction with outsiders, such as customers.
   • As one front line worker expressed it in a focus group, good managers "have a way about them" that makes them credible to others. ...1990 July 1, “The performing art of service management.”, in Management Review
4. (euphemistic) A low level.
   • Each of us, from top brass down to the front line worker, wishes to feel the satisfaction of doing something worth while and doing it well.1949 September 27, “Field's Holds its Workers in High Respect”, in Chicago Tribune
5. attack, collectively the attackers or forwards.
   • The home team eventually started to unpick the Town defence and Fabregas forced a saved from visiting goalkeeper Marton Fulop after collecting a pass from Bendtner, who played on the right side of the front line.2011 January 25, Paul Fletcher, “Arsenal 3 - 0 Ipswich (agg 3 - 1)”, in BBC