triforceEtymologyFrom Japanese トライフォース (toraifōsu), from English tri- + force. First used in the Legend of Zelda video game franchise for a magical artefact in that fictional universe.nounA shape composed of three equilateral triangles arranged in such a manner that a fourth triangle of identical size, but pointing the opposite direction, could fit between them.verbTo post three Unicode triangles (▲) arranged in this configuration, especially on 4chan, where a simple copy-and-paste would display incorrectly and expose newbies.