a small, lightweight, open automotive vehicle equipped with oversize, low-pressure tires for traveling along sand beaches, over dunes, etc. Also called beach buggy.
dune-bug•gyPronunciation: (dOOn'bug"ē, dyOOn'-), [key]
—v.i., -gied, -gy•ing.
to drive or ride in a dune buggy.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.