- 1[transitive] to make a piece of wood smoother or flatter with a plane(4) plane something Plane the surface down first. plane something + adj. Then plane the wood smooth.
- 2[intransitive] (of a bird) to fly without moving the wings, especially high up in the air
- 3[intransitive] (of a boat, etc.) to move quickly across water, only just touching the surface The boat planed past in clouds of spray.
NAmE//pleɪn//Verb Forms present simple I / you / we / they plane
he / she / it planes
past simple planed
-ing form planing