know one’s ass from a hole in the ground

tv. to be knowledgeable; to be alert and effective. (Usually objectionable.) That stupid son of a bitch doesn’t know his ass from a hole in the ground.

Common Names:

Name	Pronounced	Usage
Norris	NAWR-is	English
Polona	-	Slovene
Elijah	i-LIE-jə (English), i-LIE-zhə (English)	English, Hebrew, Biblical
Marina	[mə'ri:nə]
Manoela	-	Portuguese (Brazilian)
Micaela	-	Italian, Spanish, Portuguese