"super soaker" refers to a type of water gun or water blaster toy that shoots out water with more power and range than a regular water gun. Full definition
Lonnie Johnson's Super-Soaking Stream of Inventions, by Chris Barton, tells the story of a black NASA engineer who also invented the popular Super Soaker water toy. (booklistonline.com)
While the storyline sees the girls barred from using their ninpo, they are able to utilize an arsenal of Super Soaker - line guns, which range from a water rifle, a rocket launcher capable of literal splash damage, and even weapon that functions like a Gatling gun. (tech-gaming.com)
I've heard people swear by these diapers as an overnight cloth diapering solution for super soakers. (clothdiaperaddicts.com)