This is a sexual position when you put your partner in between both of your butt checks to where their nose is pointed to or in the rectum of the "buns" in the sandwich.
John : Hey Frank, Guess what me and Phil did last night?
Frank: What....?
John: We made a Pablo Sandwich.
Frank: Oh gawd, did he at least bleach his asshole first?
by Bleached Whale Lava Lamp November 29, 2015
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