See Also:

pip-pip (iou)



pip-pip noun & interjection. E20.
[Imit.]
(Repr.) a repeated short high-pitched sound, spec. that made by a motor car horn. E20.
(An utterance of) goodbye. Cf. TOODLE-PIP. arch. slang. E20.
F. Donaldson Well, pip pip and good-bye-ee and so forth.