I think the most apt term here is **"humbug"**:

Definition from [dictionary.com][1]

> *noun*

> 1.  something intended to delude or deceive.

> 2.  the quality of falseness or deception.

> 3.  a person who is not what he or she claims or pretends to be; impostor.

> 4.  something devoid of sense or meaning; nonsense:  a humbug of technical jargon.

> 5.  British. a variety of hard mint candy.
> 
> *verb* (used with object), humbugged, humbugging.

> 6.  to impose upon by humbug or false pretense; delude; deceive. verb (used without object), humbugged, humbugging.

> 7.  to practice humbug.
> 
> *interjection*

> 8.  (used as an expletive to express rejection of something as being completely untrue or nonsensical.)

Note particularly definition 3.

  [1]: http://dictionary.reference.com/browse/humbug