water gun
water pistol BrE

Arm yourself with a water gun or bucket for the most fun.

A water gun may be playful, but a real pistol isn't far behind.

Said the friend, "He never shot the water gun at the coke or the smack."

In the past, kids knew exactly what to expect when they went to the toy store for a new water gun.

"I was playing water guns on the lawn with my friends," he said.

He said he himself had not been carrying a water gun.

They got the water guns and had fun with them around the camp.

Chris almost dropped his water gun as she sprang forward.

Two little girls chase each other down the block with water guns.

"The kids were all told to bring water guns," his father said.