- the positions at which troops are stationed to fire upon the enemy or targets.
- the troops firing from this line.
- the forefront of any action or activity, especially a controversy.
Origin of firing line
First recorded in 1880–85
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for firing line
Before the week is out I am expecting to go right up into the firing-line.
To go up the road from here to the firing-line is a great experience.
The other day I was ordered to visit a certain battery in the firing-line.
Garrison had been on the firing-line for so long that his nerve was frayed to ribbons.Garrison's Finish
W. B. M. Ferguson
He had come in from the firing-line, and had incompletely dodged a stone."Wee Tim'rous Beasties"
- the positions from which fire is delivered
- the soldiers occupying these positions
- the leading or most advanced position in an activity