1. tooth and nail - Adjective
2. tooth and nail - Adverb
with force and ferocity
Source: WordNettooth-and-nail
With tooth and nail. Guillaume de Salluste Du Bartas
I fought my company [Sony] tooth and nail when they stopped putting out singles. Gloria Estefan
The art world is a jungle echoing to the calls of vicious jealousies and ruthless combat between dealers and collectors; but I have been walking in the jungles of business all my life, and fighting tooth and nail for pictures comes as a form of relaxation to me. Armand Hammer
As a Member of the CBC, I will fight tooth and nail to increase funding for programs, such as Ryan White, that were flat funded in the President's budget. Corrine Brown
Why would Senator Allen want to oppose saving money for the state? It's simply another example of Republicans fighting the governor tooth and nail against any measure where she might be able to turn the state's budget around. Bart Stupak
People get on a show and they fought tooth and nail. Almost 95% of the actors out there want to be on a television series. Then as soon as they get onto one, no, no, I want to be a movie star. This television series stuff, no, no no. Victoria Pratt