A very delicious sandwich. The m is used instead of w to emphasize the mmmmmmm when you are satisfied.
Man, that sandmich was so awesome.
by Alex3290 August 27, 2010
A meal that contains two slices of bread and a hearthy addition in the middle of the two slices of bread.
Go in the kitchen and make yoself a sandmich.
by Kelshall March 17, 2008