Definition of grok

grok

to understand or comprehend on a very deep, fundamental level.
I totally grok the theory of relativity.
My boss groks C++.

Citation from "Arthur, Interrupted", The Tick (TV), Season 1 Episode 1 (2002) censored in hope of resolving Google's penalty against this site.

Last edited on Oct 14 2011. Submitted by Jon R. from Denver, CO, USA on Dec 09 1998.
used of computer programs, to be able to handle.
Not many web browsers grok Gopher any more.

Last edited on Nov 15 2011. Submitted by WalterGR (via TheJargonFile) on Aug 14 2009.

From Robert Heinlein's Stranger in a Strange Land. For more information, see the Wikipedia article for the novel.
Last edited on Jul 10 2010. Submitted by Jay C. from Los Angeles, CA, USA on Feb 12 2003.

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