A classification is made that doesn't make any sense at all. The categories overlap, are on different levels of abstraction, or something along those lines.
Usually Played for Laughs or as Sarcasm Mode, but it can also be Played for Drama as a tool for showing that a character is high, a Cloud Cuckoolander, or has gone insane.
Note that for a classification to be this trope, the division must be [...] [tvtropes.org]