The story
From Shatner + comma, named after the Canadian actor William Shatner (born 1931), known for his dramatic pauses. The term was popularized by being featured on Urban Dictionary as the Urban Word of the Day for 20 December 2010.
First known use, by meaning
- from 2009 A comma placed inappropriately between words, where no pause should occur in speech.
Etymology from Wiktionary, CC BY-SA 4.0.