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
Yeager	['jeigə]
Anand	-	Indian, Hindi, Marathi, Tamil, Telugu, Malayalam, Kannada, Gujarati, Bengali
Aldina (1)	-	Portuguese
Wigmar	-	Ancient Germanic
Watkins	['wɔtkinz]
Abdiou	-	Biblical Greek