I. ˈakwəˌplān also ˈäk- or ˈȧk- noun
Etymology: Latin aqua water + English plane (surface) — more at island
: a board on which a person stands and which when towed behind a speedboat planes on the surface of the water
II. intransitive verb
( -ed/-ing/-s )
: to ride on an aquaplane
III. intransitive verb
chiefly Britain : hydroplane herein