gist

noun5

1. •
   The main idea or substance, or the most essential part, of a longer or more complicated matter; the crux, the heart, the pith.

   • I don't wanna belabor my point; I'm sure you get the gist.
2. •
   The essential ground for action in a lawsuit, without which there is no cause of action; the gravamen.

   • [T]hese charges, of a traiterous or felonious intent, are the points and very gist of the indictment, and must be ansvvered directly, by the general negative, not guilty; […] — 1769
3. •
   A sharable snippet of source code, especially on the version controlled pastebin-hosting site GitHub Gist.

   • For a simple illustration of the issue, take a look at this gist. — 2014
4. •
   (Nigeria) Gossip, rumour; (countable) an instance of this.
5. •
   (no longer used) A stop for lodging or rest in a journey, or the place where this happens; a rest.

   • These Quailes have their set gists, to vvit, ordinarie resting and baiting places. — 1601

verb2

1. •
   To extract and present the main ideas or substance, or the most essential parts of (a document, piece of writing, etc.); to abridge, to summarize.
2. •
   (Nigeria) To talk idly; chat; also, to gossip.

noun1

1. •
   Initialism of gastrointestinal stromal tumor.