Side Sandwich 

When the contents of your sandwich are so gloriously filling, they fail to be completely contained by the breading they’re held together in, and end up sticking out on the sides, as well as sometimes the back of your sandwich, advertising a glimpse of the delicious ingredients that lie within.

Johnny: You haven’t eaten your sandwich yet.

Blair: I am, I’m just working on my side sandwich first.

Side Sandwich by Boi Idek November 13, 2018

side-ways roast beef sandwich 

Terminology for the process of performing oral sex on a woman.

A friend of mine gave me that analogy after he ate his girlfriend's hairy muffin; "It was like a side-ways roast beef sandwich."

side-ways roast beef sandwich by Primo March 30, 2005

sidsandwich 

wen you put a swedish guy between two bits of bread

troy: nat will you make me a sidsandwich?

nat: sure thing troy, you want cheese on it too?

troy: hell yh

sidsandwich by troymusefan May 3, 2007