Dixit = is a short word to indicate:
"An in joke."
"You really had to be there."
"You'll have to take his word for it."
"Not everyone will 'get' it"
"Not everyone will be at that level of understanding"
"Understanding this concept may require insider, mysterious, enegmatic, esoteric knowledge"
Dixit is that concept of what someone means when they
tap their
nose suggestivly or give a knowing wink.
Sources:
Mixed roots:
The Latin DIXIT meaning "He
Said"
The Sankrit DIKSHITA meaning "Initiated one"
Also the name of a card game DIXIT where the object of
the game is to tell a a story obliquely so that only a SOME players will get the answer, and purposely leave other players in the
dark.