1. Full of flaws and/or errors.
2. Bad or undesirable.
1. Man, that new financial plan is flawful!
2. I've got this flawful cold I can't get rid of!
A flawed waffle :D
Incorrectly and horribly made waffle.
"Damn bitch! You look like you flattened that flawful with your ass cheeks!!!"
when something, e.g. a plan or idea, is full of flaws.
alternatively: when such a thing is both awful and full of flaws.
Alice: ¿Wanna have unprotected sex?
Bob: No thanks, I'd rather not become a teenage father because of that dumbass flawful idea.
Arthur: Hey, let's try assassinating the president with blowdarts!
Betty: No offense, but that's a fucking flawful idea.