Top definition
1. any one of a number of words that can be used as filler in sentences and replacements for words such as shit, sweet, holy cow, holy moley, or just about anywhere in a sentence

2. the sounds of a mentally handicapped child walking the halls of your favorite school building
Dude, look at the waydo over there!

We had such a waydo time last night!

That vacation was waydo!

Alternate Spellings: Wado

by Kyle AKA Herby July 02, 2006
Get the mug
Get a waydo mug for your mother-in-law Rihanna.