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from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. A shape composed of three equilateral triangles arranged in such a manner that a fourth triangle of equal shape could be fit in between them.
  • v. To successfully post three Unicode triangles (▲) arranged in this configuration, especially at 4chan.


tri- +‎ force. First used in the Legend of Zelda franchise for a magical entity in that fictional universe. (Wiktionary)



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