look up any word, like lemonparty:
 
1.
modifier.
Late 20th century to present.

An exclamation frequently made by the Boy Wonder-aka Robin-from Batman and Robin, the TV series. It has found its home in contemporary American slang vernacular as a way to exclaim surprise at something, while conveying a mixed sense of genuine dumbfoundedness and nonchalance.

Replace "X" with a noun, verb,an adjective-noun/verb pair, and anything else that fits.
"Holy diversionary tactics, Batman!"

"Holy gay fetish xxx porn, Batman!"

"Holy sophisticated ejaculation, Batman!"
by JismJuice2000 May 07, 2004