Top Definition
Everything that comes with a Grand Slam put into a sandwich instead. They're very popular. You don't get a choice, you must be put down for one. Everyone gets Grand Slamwiches. They're very popular. Two eggs, a sausage, some bacon, some ham, mayonnaise, cheese, and maple spread all inside a sandwich.
Goddammit I want some pancakes!" "I can slip some pancakes inside your Grand Slamwich ;)" "eeeeewwwwww!
by Jadik April 14, 2011
The sexually glorious act of being sandwiched between two greasy men in a Denny's bathroom.
Derrick got a Grand Slamwich this morning and couldn't finish his breakfast afterward.
by IronBeagle May 31, 2016
Free Daily Email

Type your email address below to get our free Urban Word of the Day every morning!

Emails are sent from We'll never spam you.