zappyhttp://www.oed.com/dictionary/zappy_adj%3Ftab%3Dmeaning_and_usezappy, adj.
First published 1986; not fully revised

zappyadjective

slang.
  1. 1969–
    Lively, amusing, energetic; striking.
    1. 1969
      The Minister wore in his lapel..a zappy coloured badge of the ‘Cocoa makes you sterile’ type.
      Guardian 1 March 5/2
    2. 1971
      They were both giving each other big zappy grins.
      ‘J. Mayo’, Asking for It xxiv. 155
    3. 1972
      We badly need some zappy young editor who will start making his more garrulous authors prune their books.
      Observer 16 July 30/2
    4. 1983
      The best of contemporary American prose sometimes has a zappy elegance.
      Times Literary Supplement 30 December 1448/3
    5. 1984
      The company felt the need for a zappier profile.
      Listener 3 May 30/4

zappy, adj. was first published in 1986; not fully revised.

zappy, adj. was last modified in July 2023.