a teacher used as an excuse to skip class
La'Tron why were you absent from class yesterday?", "man, i was up in misnomer class
A wrong or inaccurate use of a name or term.
Person 1: The United States is wonderful isn't it?Democracy at its finest.
Person 2: That's a Misnomer,The United States is a Republic.If it were a Democracy then Al Gore would have won the 2000 Presidential Election as he had the majority of popular votes.