can't punch (one's) way out of a paper bag

Extremely weak, ineffectual, or incompetent. You want to fight me? You can't punch your way out of a paper bag! Don't assign that project to her, she couldn't punch her way out of a paper bag!

See also: bag, of, out, paper, punch, way

Common Names:

Name	Pronounced	Usage
Chae-Won	chay-won	Korean
Britt	[brit]
Bibiana	bee-BYAH-nah (Italian, Spanish)	Italian, Spanish, Late Roman
Souta	so:-tah	Japanese
Karam	-	Arabic
Pythagoras	pi-THAG-ər-əs (English)	Ancient Greek