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[sleyk] /sleɪk/
verb (used with object), slaked, slaking.
to allay (thirst, desire, wrath, etc.) by satisfying.
to cool or refresh:
He slaked his lips with ice.
to make less active, vigorous, intense, etc.:
His calm manner slaked their enthusiasm.
to cause disintegration of (lime) by treatment with water.
Compare slaked lime.
Obsolete. to make loose or less tense; slacken.
verb (used without object), slaked, slaking.
(of lime) to become slaked.
Archaic. to become less active, intense, vigorous, etc.; abate.
Origin of slake
before 1000; Middle English slaken to mitigate, allay, moderate, lessen one's efforts, Old English slacian to slacken, lessen one's efforts, equivalent to slæc slack1 + -ian causative verb suffix
Related forms
slakable, slakeable, adjective
slakeless, adjective
unslakable, adjective
unslakeable, adjective
unslaked, adjective
1. satisfy, quench, gratify, relieve. Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2018.
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Examples from the Web for slake
Historical Examples
  • Blake descended on the other side, to water his horse and slake his own thirst.

    Out of the Depths

    Robert Ames Bennet
  • There were no trees to give the men shade, or springs to slake their thirst.

    A Soldier's Life Edwin G. Rundle
  • No "Coaley" was ever let to slake his thirst at the Stag o' Tyne.

  • But even now, hot and weary, he refused adequately to slake his thirst.

    Omega, the Man Lowell Howard Morrow
  • On arrival at the underwood, all dismount; but only to slake their thirst, as that of their horses.

    The Death Shot Mayne Reid
  • I had, however, to seek for a path by which I could descend, before I could slake my thirst.

    In the Rocky Mountains W. H. G. Kingston
  • Not a drop of water was discoverable, where a bird might slake its thirst.

    The Bird Study Book

    Thomas Gilbert Pearson
  • We carried, however, enough in our water-bottles to slake our own thirst.

    With Axe and Rifle W.H.G. Kingston
  • And I—when did I ever order you to slake your thirst for blood in that of the sick and suffering?

  • When they have discovered this, no dangers can deter them from attempting to slake their thirst.

    Mythical Monsters

    Charles Gould
British Dictionary definitions for slake


(transitive) (literary) to satisfy (thirst, desire, etc)
(transitive) (poetic) to cool or refresh
Also slack. to undergo or cause to undergo the process in which lime reacts with water or moist air to produce calcium hydroxide
(archaic) to make or become less active or intense
Derived Forms
slakable, slakeable, adjective
slaker, noun
Word Origin
Old English slacian, from slæcslack1; related to Dutch slaken to diminish, Icelandic slaka
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Word Origin and History for slake

late Old English sleacian, slacian "become slack or remiss; slacken an effort" (intransitive); "delay, retard" (transitive), from slæc "lax" (see slack (adj.)). Transitive sense of "make slack" is from late 12c. Sense of "allay, diminish in force, quench, extinguish" (in reference to thirst, hunger, desire, wrath, etc.) first recorded early 14c. via notion of "make slack or inactive." Related: Slaked; slaking.

Online Etymology Dictionary, © 2010 Douglas Harper
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