He used a Tommy gun to defend himself.

He used a spray gun to paint the walls.

I had a lot of fun playing with my squirt gun at the beach.

The Sten gun was a British submachine gun used during World War II.

The minute gun is fired to mark the beginning of the ceremony.

He used a harpoon gun to catch the whale.

He was arrested for possession of a zip gun.

The fingerprints on the gun were the smoking gun that led to his conviction.

The gunboat patrolled the river to ensure the safety of the area.

Gunboat diplomacy was a strategy used by powerful nations to assert their influence through the threat of military force.