What does "exchange of fire" mean?

The act of shooting at each other by antagonists armed with guns.

What is a synonym for "exchange of fire"?

Common synonyms include: crossfire, firefight.

noun

noun ·Rare ·Advanced level

Noun

1
The act of shooting at each other by antagonists armed with guns.
"It was the RCN's first exchange of fire with the enemy during the Second World War."

"It was the RCN's first exchange of fire with the enemy during the Second World War."