found: Work cat.: The use and environmental impacts of airboats on the Tanana Flats, Fort Wainwright, Alaska, 1990.
found: Web. 3(airboat: a shallow-draft boat driven by an airplane propeller and steered by an airplane rudder)
found: Thefreedictionary.com, May 2, 2006(swamp boat: a flatbottom boat powered by an airplane propeller projecting above the stern and used in swamps or shallow waters; also called airboat)
found: Wikipedia, Sept. 25, 2007(Air boat. "Airboats" (correctly spelled as one word) are sometimes incorrectly referred to as "fan boats." Airboats are essentially flat-bottomed vessels propelled in a forward direction by a aircraft type propeller and powered by either an aircraft or automotive engine. The engine and propeller are enclosed in a protective metal cage that prevents objects, i.e., tree limbs, branches, clothing, beverage containers, wildlife from coming in contact with the whirling propeller; in early aviation history the term airboat was applied to seaplanes or flying boats, amphibian aircraft capable of taking off and landing on water surfaces)