A rhetorical question asked to a dumbfounded person in response to a question, due to a term they are unaware of.
Example: Don’t be a complete bush and meet me at Casa de Tempe.
Answer: Where is that at?
Rebuttal: Have you heard of Achilles?
Answer: Where is that at?
Rebuttal: Have you heard of Achilles?
by long distance relationship October 17, 2012