When you are in between two dudes and one is fucking you in the mouth, the other in the ass
Hey dude what did you do today?
Oh nothing, just had a Matthew Sandwich with the guys
A blow job or oral sex at lunch time or around noon
Can I get a lunch sandwich bae?
Used as an insult by wishing harm upon the person
Some similar phrases are "go step on a Lego" or "go stand in the corner"
Tristan: if you dont agree with me then you can go assemble a sandwich
Douglas: wow, I'm hurt Tristan
The thing you say instead of saying bullshit because you are at a place where you cant curse or because you are a coward
Oh some that's bul- I mean that's some baloney sandwich!
A threesome with 2 white guys and another non white women in the middle
"Yo bro totally loved that cracker sandwich last night"
Ah yes a Gay sandwich here’s how to make your own gay sandwich grab a gay guy and grab to bread and put the bread on both of there ears and say what are you? And you have yourself a gay sandwich
Sandwich-loafing: when two bodies engaged in an amorous act are slapped together with something in between them, such as an item of clothing or a sheet.
"The nervous newlyweds were so eager to consummate that they were sandwich-loafing all night in the honeymoon suite."