have (something) up the yin-yang

To have a great or excessive abundance of something. The company's had financial difficulties up the yin-yang lately, but the CEO is adamant that it will start making a profit again soon. Sorry, I can't come out tonight, I've got homework up the yin-yang.

Common Names:

Name	Pronounced	Usage
Lenny	LEN-ee	English
Daisy	DAY-zee	English
Bonaventure	bawn-ə-VEN-chər (English)	History
Ursus	-	Late Roman
Gwenda	GWEN-də (English)	Welsh, English
Edie	['i:di]