Hapax legomenonist

1. A person who coins new words or terms (such as "hapax legomenonist"). From "hapax legomenon," a longstanding linguistics concept referring to a term of which only one instance of use is recorded (based upon the Greek roots "hapax," for "once," and "legomenon," for "to say"). 2. (rare) A person who creates an entirely new Lego character out of various Lego pieces from different sets.

Scott: Wow, that Urban Dictionary is like a Star Trek convention for hapax legomenonists.
EJ: You took the words right out of my mouth.

Hapax legomenonist by FitofPeak August 23, 2026