Definition of "aqualung" []

• A piece of equipment consisting of an oxygen tank and breathing apparatus used by divers to allow them to breathe underwater at depth. (noun)
• To scuba dive. (verb)

Wiktionary.org : Text is available under the Creative Commons Attribution-ShareAlike License

• "Plus, he was packing his "aqualung" which would almost certainly aid his performance:"
• "Through insightful anecdotes and often poignant memories, Jean-Michel sheds new light on the inventive, resourceful, passionate man who helped develop the "aqualung," scuba diving apparatuses and submersibles, and whose name became synonymous with underwater exploration and photography and ocean conservation."
• "And with rubber that is soft to the skin and an innovative flexing joint to keep your toes from hyperextending they're more comfortable than anything you've rented—it's gear like this that will get you hooked. aqualung.com"