tooth and nail

Furiously or fiercely; with all of one's strength and effort. I know my brother has fought tooth and nail to be re-elected, so his victory tonight is certainly well earned. The elite troops have been placed around the perimeter to defend the palace tooth and nail from rioters.

Common Names:

Name	Pronounced	Usage
Ean	-	Manx
Imogene	IM-ə-jeen	English
Ignatz	-	German
Dobromil	-	Czech (Rare), Medieval Slavic
Leokadia	le-aw-KAHD-yah	Polish
Leda	LEE-də (English), LAY-də (English)	Greek Mythology