look up any word, like pussy:
 
1.
1) someone who never lets u down, tells u everything, yet tells nothing, borrows money from u, but actually pays u back, always understands wat ur saying, and when ur together the fun never ends!

2) DANA!
person: OMG HE JUST CALLED ME A WHORE!!
walluddy: ILL SEND IN THE MAFIA
by sarah favinger November 28, 2004
 
2.
some one who is your wall, and your buddy at the same time. always there for you, and you owe them a big fat check from all the money they lend you
1: He is a bastard! You deserve better!
2: You are my Walluddy, thank you.
by garth algar November 28, 2004