Children ran through the yard laughing and spraying each other with brightly colored water guns.

Engineers tested two Gauss guns side by side to compare their acceleration profiles.

The youth club banned BB guns from the field during the summer tournament.

The lab tested several electron guns to optimize the beam focus for the new microscope.

Police discovered several submachine guns hidden in the shipment during a routine inspection.

During the reenactment, the volunteers carefully positioned the field guns on the ridge before the cannonade began.

The museum displayed a restored pair of antique ray guns under glass.

The locksmith's bag was full of pick guns and tension wrenches for different locks.

The technicians inspected the old wire guns stored in the armory before the parade.

The archaeologists found a cache of old space guns buried beneath the alien ruins.