Definition of "bleak"

bleak¹

/bliːk/

adjective
comparative bleaker, superlative bleakest
1. Without color; pale; pallid.
  Quotations
  When she came out she looked as pale and as bleak as one that were laid out dead.
  1563 March 30, John Foxe, Actes and Monuments of These Latter and Perillous Dayes, […], London: […] Iohn Day, […]
2. Desolate and exposed; swept by cold winds.
  Quotations
  Wastes too bleak to rear / The common growth of earth, the foodful ear.
  1793, William Wordsworth, Descriptive Sketches
  At daybreak, on the bleak sea-beach, / A fisherman stood aghast, / To see the form of a maiden fair, / Lashed close to a drifting mast.
  1840 January 10, Henry Wadsworth Longfellow, “[Ballads.] The Wreck of the Hesperus.”, in Ballads and Other Poems, 2nd edition, Cambridge, Mass.: […] John Owen, published 1842, stanza 20, page 47
3. Unhappy; cheerless; miserable; emotionally desolate.
  Quotations
  Dany didn’t necessarily have to die, but letting her live would’ve been an assessment of humanity so bleak that even George R.R. Martin, it seems, wants to hope for something better.
  2019 May 19, Alex McLevy, “The final Game Of Thrones brings a pensive but simple meditation about stories (newbies)”, in The A.V. Club‎

bleak²

/bliːk/

noun
plural bleaks or bleak
1. A small European river fish (Alburnus alburnus), of the family Cyprinidae.