A waffle fart is something you call someone who is square (boring) and you don't want around you.
I don't want him to come, he's a waffle fart.
Simmler to the blue waffle but with more haggis.
Your could smell here Scottish waffle from 10 feet away.
The process of someone pooping in a laptop and then closing it.
Look what Jared did to my laptop, now that's a waffle maker!
Someone who supposedly is a brave/strong person with "nerves and/or abs of steel", but who in reality totally wimps out and merely makes vague and indefinite remarks/excuses (i.e., "waffles") whenever a situation arises for him to actually assist/defend/protect someone or do anything else of any real use/effectiveness, especially in cases where his acting/intervening would risk offending others who are "important" to either him or others close to him.
Frustrated child: Anytime my parents are away, I'm always told to ask my Uncle John anytime I need help/advice with anything or to settle any disputes I may have with others, but he usually either claims to be too tired/busy or just smiles amusedly at my tearful complaining tirades and pretends not to understand what my problem is. What a waffle-iron!
Someone who likes hearing themselves talk. These people will waffle on and on about things they know nothing about. See also: gobshite
Did you hear Jimmy talking about the game? What an absolute waffle iron.