1. A significantly important, valuable, or influential person or thing. Synonym of big cheese.
2. Slang for a rather large penis.
Ron Jeremy is and has always been the big enchilada of America's porn scene.

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Mark H. UD slang author since February 2004.
by Mark H September 15, 2005
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It’s when a guy with a big dick does anal and she shits on his dick.
Bro she gave me the big enchilada last night it was nasty asf
by Imugly123 February 03, 2018
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