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definitions

grok

[grok]Slang.
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verb (used with object)

to understand thoroughly and intuitively.

verb (used without object)

to communicate sympathetically.

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Nearby words

  1. groggy,
  2. grogram,
  3. grogshop,
  4. groin,
  5. groining,
  6. grolier,
  7. grolier de servières,
  8. groma,
  9. grommet,
  10. gromwell

Origin of grok

coined by Robert A. Heinlein in the science-fiction novel Stranger in a Strange Land (1961)
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for grok

Word Origin and History for grok

grok

v.

"to understand empathically," 1961, arbitrary formation by U.S. science fiction writer Robert A. Heinlein (1907-1988) in his book "Stranger in a Strange Land." In popular use 1960s; perhaps obsolete now except in internet technology circles.

Online Etymology Dictionary, © 2010 Douglas Harper