Tooth and nail definitions

Tooth and nail

1) Determined way to fight 2) Fierce way to fight 3) Fiercely 4) Strenuously
Found on https://www.crosswordclues.com/clue/tooth-and-nail

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tooth and nail

[adv] - with force and ferocity
Found on http://www.webdictionary.co.uk/definition.php?query=tooth%20and%20nail

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tooth and nail

adverb with force and ferocity; `she fought tooth and nail`
Found on https://www.encyclo.co.uk/local/20974

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