zizzyhttp://www.oed.com/dictionary/zizzy_adj%3Ftab%3Dmeaning_and_usezizzy, adj.
Revised 2021

zizzyadjective

colloquial.
  1. 1.
    1843–
    Characterized by or involving a buzzing or whizzing sound. Now rare.
    In quot. 1843 in figurative context.
    1. 1843
      Conversation, where one is ardent and the other cold, becomes sissee or zizzy:—a dialogue between cold water and hot iron.
      ‘R. Carlton’, New Purchase vol. II. lx. 269
    2. 1903
      The zippy, zoomy, zizzy note he [sc. a mosquito] sings as swift as he flies.
      Newark (Ohio) Daily Advocate 22 July 7/4
    3. 1964
      That open, slightly ‘zizzy’ sound of a wide-range, high fidelity unit.
      Radio, Television & Hobbies (Australia) October 83/2
  2. 2.
    1966–
    Vibrant, lively, energetic. Cf. zizz n. B.2. Now chiefly British.
    1. 1966
      And who's going to pay for ‘Danger Man’ with that zizzy Patrick McGoohan, then?
      Guardian 5 February 7/6
    2. 1976
      My wife said I should wear a dark suit but I did risk a particularly zizzy tie.
      Times 4 October 7
    3. 1995
      A question..of London being a lot more zizzy than Paris.
      Independent 20 May 29

zizzy, adj. was revised in March 2021.

zizzy, adj. was last modified in July 2023.