fly low

To have the zipper (fly) of one's trousers open. Hey Jeff, just so you know, you're flying a bit low there.

Name	Pronounced	Usage
Charlie	CHAHR-lee	English
Jimmie	['dʒimi]
Frej	FRIE (Danish, German), FRAY (Swedish)	Danish, Swedish, German
Zuzia	-	Polish
Firat	-	Turkish
Jef	YEF	Dutch