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
Siv	SEEV	Swedish, Norwegian, Danish, Norse Mythology
Emygdius	-	Late Roman
Dorit (1)	-	Hebrew
Lujza	-	Hungarian
Shaniqua	shə-NEE-kwə	African American (Modern)
Esau	EE-saw (English)	Biblical, Biblical Latin, Biblical Greek