| supporting fire | (n) fire delivered by supporting units to protect or assist a unit in combat |
| close supporting fire | (n) fire on enemy troops or weapons or positions that are near the supported unit and are the most immediate and serious threat to it |
| deep supporting fire | (n) fire on objectives not in the immediate vicinity of your forces but with the objective of destroying enemy reserves and weapons and interfering with the enemy command and supply and communications |
| direct supporting fire | (n) fire delivered in support of part of a force (as opposed to general supporting fire delivered in support of the force as a whole) |
