tooth and nail

See synonyms for tooth and nail on Thesaurus.com
adverb
  1. with all one's resources or energy; fiercely: We fought tooth and nail but lost.

Origin of tooth and nail

1
First recorded in 1525–35

Words Nearby tooth and nail

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024

How to use tooth and nail in a sentence

Cultural definitions for tooth and nail

tooth and nail

To fight “tooth and nail” is to fight with the intensity and ferocity of a wild animal: “The resistance forces fought the invading troops tooth and nail.”

The New Dictionary of Cultural Literacy, Third Edition Copyright © 2005 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.