Definition of "moody"

moody

/ˈmuːdi/

adjective
comparative moodier, superlative moodiest
1. Given to sudden or frequent changes of mind; temperamental.
  Quotations
  How now? moodie? / What is't thou canſt demand?
  1610–1611 (date written), William Shakespeare, “The Tempest”, in Mr. William Shakespeares Comedies, Histories, & Tragedies […] (First Folio), London: […] Isaac Iaggard, and Ed[ward] Blount, published 1623, [Act I, scene ii], page 4
2. Sulky or depressed.
3. Dour, gloomy or brooding.
  Quotations
  There's something special about tidal estuaries, due to the abundance of wildlife and the ever-changing scenes as the water ebbs or rises. Throw in some moody skies and filtered sunlight, and the views can resemble a painting by Turner - only you don't have to go to the National Gallery to see this, it's brought to your seat on a train.
  2020 December 2, Paul Bigland, “My weirdest and wackiest Rover yet”, in Rail, page 65
4. (UK, slang) Of dubious origin; counterfeit or stolen.
  Quotations
  Both Garry and Wally were dressed in dodgy suits and looked ready to hit the streets of Peckham to sell moody goods.
  2023, Garry McCarthy, Paula Harding, Tribute to a Hero, page 131