from The American Heritage® Dictionary of the English Language, 5th Edition.

  • transitive verb To understand profoundly through intuition or empathy.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • verb transitive, slang To have or to have acquired an intuitive understanding of; to know (something) without having to think (such as knowing the number of objects in a collection without needing to count them: see subitize).
  • verb transitive, slang To fully and completely understand something in all its details and intricacies.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • verb get the meaning of something


from The American Heritage® Dictionary of the English Language, 4th Edition

[Coined by Robert A. Heinlein in his Stranger in a Strange Land.]

from Wiktionary, Creative Commons Attribution/Share-Alike License

Coined by Robert A. Heinlein in his novel Stranger in a Strange Land (1961) in which the word is described as being from the word for “to drink” and, figuratively, “to drink in all available aspects of reality”, “to become one with the observed” in Heinlein’s fictitious Martian language.



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  • When I have the time, I'll post some good stuff on grok from "Stranger in a Strange Land".

    December 4, 2006

  • Grok means to understand so throughly that the observer becomes part of that wich is observed

    December 6, 2006

  • At its simplest, it means to eat, so the observed actually become part of observer.

    December 6, 2006

  • I can't stand this word. I love the concept, and it definitely needs a word attached to it... but grok? It sounds like cat scat.

    April 13, 2007

  • Yuck. Ditto, u.

    April 13, 2007

  • Grokking grok:

    April 15, 2007

  • I got used to the unattractiveness of the word itself in the course of reading the book. Now I just love it.

    May 7, 2007

  • I'm amazed that I was only the 47th wordie to add this. Perhaps the crowd here is not as geeky as I expected. schadenfreude, however, has nearly 300 "followers"!

    September 13, 2007

  • quepol, perhaps you don't, ah, grok Wordie sufficiently.

    September 13, 2007

  • OMG these people scare me.

    October 5, 2007