planeful, 'planeful|ˈpleɪnfʊl| [f. plane n.5 + -ful.] As much or as many as an aeroplane will hold. 1958Times 14 Aug. 9/4 There is no reason why a 'planeful of them [sc. monkeys] should be any different.1967M. Davis Strange Corner (1968) vii. 58 A planeful of new guests.