undress the mule
An ambiguous term that can be applied to describe something that is open to interpretation, in order to disguise it's true meaning. Used to be vague about the true nature of what is being discussed. The more it doesn't make sense, the better.
Steven: What does 'undress the mule' mean?
Scott: It means to undress the mule.
Steven: How do I undress the mule on undressing the mule?
Scott: Well, what do you think? How would one undress a mule?
Kyle: The more important question is, do you believe?
Steven: Do I believe in undressing the mule?
Kyle: No. Do you believe?
Steven: ...
Scott: It means to undress the mule.
Steven: How do I undress the mule on undressing the mule?
Scott: Well, what do you think? How would one undress a mule?
Kyle: The more important question is, do you believe?
Steven: Do I believe in undressing the mule?
Kyle: No. Do you believe?
Steven: ...