Before firing, the armorers inspected the breech pins to ensure the cannon would operate safely.

Before firing the antique musket, he checked that the breech pin was securely screwed in to close the bottom of the bore.

The gunsmith tightened the breech screws before the test firing.

The museum displayed a row of antique breech-loaders that revolutionized 19th-century warfare.

The museum's display featured a rare breech-loader from the late 19th century.

I ran out of wipe-breech in the middle of the night and had to use some napkins.

The forensic examiner compared the markings on the breech face to determine whether the cartridge was fired from the suspect's rifle.

The forensic investigators compared the breech faces of the recovered cartridges to those from test firings.

In emergencies, breech deliveries require a skilled team to decide whether a vaginal birth or a cesarean section is safer.

The midwives kept a basket of wipe-breeches ready to wipe the babies' bottoms.