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1.
A non-supercellular tornado that forms when low level rotation goes in to the updraft area of a developing storm and is stretched creating a vortex. These can (rarely) be just as powerful and large as tornadoes.
"Look it's a twister!", "You dumbass it's a landspout", "Same difference"
by WyWy June 06, 2007

Words related to landspout

dust devil hurricane storm tornado waterspout