foul one's nest

Also, foul one's own nest. Hurt one's own interests, as in With his constant complaints about his wife, he's only fouling his own nest. This metaphoric expression transfers a bird's soiling of its nest to human behavior. [Mid-1200s]

Common Names:

Name	Pronounced	Usage
Vasili	vah-SEE-lee	Russian
Lindy	LIN-dee	English
&Thorn;ÓRdÍS	-	Ancient Scandinavian, Icelandic
Bent (1)	BENT	Danish
Gautama	GAW-ta-ma	Sanskrit
Aris (1)	-	Greek