FLAP Meaning of FLAP in English A symbolic mathematics package for IBM 360 . ["FLAP Programmer's Manual", A.H. Morris Jr., TR-2558 (1971) US Naval Weapons Lab]. [Sammet 1969, p. 506]. [ Jargon File ] (1994-10-17) FOLDOC computer English dictionary. Английский словарь по компьютерам FOLDOC. 2012