Word.ws English Dictionary

Zap flap

Zap flap noun: a kind of flap whose leading edge is mounted on a track, while a point at mid-chord on the flap is connected via an arm to a pivot just above the track. When the flap's leading edge moves aft along the track, the triangle formed by the track, the shaft and the surface of the flap (fixed at the pivot) gets narrower and deeper, forcing the flap down.

Noun

Zap flap (plural Zap flaps)

  1. A kind of flap whose leading edge is mounted on a track, while a point at mid-chord on the flap is connected via an arm to a pivot just above the track. When the flap's leading edge moves aft along the track, the triangle formed by the track, the shaft and the surface of the flap (fixed at the pivot) gets narrower and deeper, forcing the flap down.

Forms of Zap flap

pluralZap flaps

Origin of Zap flap

Named after its inventor, Edward F. Zaparka.

Questions about Zap flap

What does Zap flap mean?
Zap flap means a kind of flap whose leading edge is mounted on a track, while a point at mid-chord on the flap is connected via an arm to a pivot just above the track. When the flap's leading edge moves aft along the track, the triangle formed by the track, the shaft and the surface of the flap (fixed at the pivot) gets narrower and deeper, forcing the flap down.
What part of speech is Zap flap?
Zap flap is a noun.
What is the plural of Zap flap?
The plural of Zap flap is Zap flaps.

Words near Zap flap in the dictionary

  1. Zaozerne
  2. Zaozhuang
  3. zap
  4. zap 'em up
  5. zap 'em ups
  6. Zap flap
  7. Zap flaps
  8. zap over
  9. zap up
  10. zapadnichestvo
  11. Zapalac

Source and license

Adapted from Wiktionary: Zap flap (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

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Cite this entry: “Zap flap.” Word.ws, https://word.ws/zap_flap. Based on Wiktionary, CC BY-SA 4.0.