• synonyms


verb (used with object)
  1. to understand thoroughly and intuitively.
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verb (used without object)
  1. to communicate sympathetically.
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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. 2018

Examples from the Web for grok

Contemporary Examples of grok

Word Origin and History for grok


"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.

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Online Etymology Dictionary, © 2010 Douglas Harper