tough nails 

It’s like saying “It is as bad as nails in your feet”

“Man I stubbed my toe” ... “tough nailsdude”

tough nails by Emojify com February 15, 2018

Tough As Nails 

Used to describe someone or something that is totally hardcore intense. Not just used to refer to a person who is die-hard, but also used as an exclamatory "wow." Or to describe how much you enjoy something. Many tough as nails uses for tough as nails.

Example 1
Look at Jack Bauer, jumping from rooftops kicking ass, tough as fucking NAILS.

Example 2
Rachael Ray's birth chart is ALL Virgo. Every planet is in Virgo. Tough as nails Virgo.

Example 3
Erica is a tough as nails jenny lewis fan. Rilo Kiley, Jenny Lewis all the time. Hardcore, tough as nails Jenny Lewis fan.

Tough As Nails by youcanspellthis December 8, 2009

(as) tough as nails

Very tough and durable

That mutt was (as) tough as nails when cornered.

(as) tough as nails by The Return of Light Joker October 30, 2010

98 pounds and tough as nails

Someone that thinks that they out Bruce Lee at being Bruce Lee. Someone that thinks they make a better Bruce Lee than Bruce Lee, and a better Madonna than Madonna.

The cocky girl was 98 pounds and tough as nails in her mind.

98 pounds and tough as nails by The Original Agahnim September 28, 2021

98 pounds and tough as nails

Someone who gets on a reality show claiming to be a badass and thinks anybody who notices what they're really like is underestimating them.

The 98 pounds and tough as nails girl thinks anybody who remembers how much she whined about everything as a kid is underestimating, bullying, or censoring her.

98 pounds and tough as nails by Solid Mantis July 21, 2020

98 pounds and tough as nails

Someone cocky enough to think they outdo everyone at anything.

Now that he's elderly, drunk, and on painkillers, the 98 pounds and tough as nails girl is going to go kick his ass, she finally found the courage and resolve to do it.

98 pounds and tough as nails by The Original Agahnim September 28, 2021

98 pounds and tough as nails

The cockiest person you can think of, the one that out-cockies the other cocky people.

The bubbly girl put all of her 98 pounds into hitting that guy she called the squirrel. She either thought she was 98 pounds and tough as nails, or she might have just wanted an excuse to hammer somebody, or both.

98 pounds and tough as nails by The Original Agahnim September 28, 2021