ZAP FLAP


Meaning of ZAP FLAP in English

ˈzap- noun

Etymology: probably after Edward F. Zap, 20th century American aeronautical engineer

: a split flap in which the hinge axis moves aft as the flap is deflected, thus increasing the area of the wing as well as its camber

Webster's New International English Dictionary.      Новый международный словарь английского языка Webster.