Toughness

adjective, tougher, toughest.
1.
strong and durable; not easily broken or cut.
2.
not brittle or tender.
3.
difficult to masticate, as food:
a tough steak.
4.
of viscous consistency, as liquid or semiliquid matter:
tough molasses.
5.
capable of great endurance; sturdy; hardy:
tough troops.
6.
not easily influenced, as a person; unyielding; stubborn:
a tough man to work for.
7.
hardened; incorrigible:
a tough criminal.
8.
difficult to perform, accomplish, or deal with; hard, trying, or troublesome:
a tough problem.
9.
hard to bear or endure (often used ironically):
tough luck.
10.
vigorous; severe; violent:
a tough struggle.
11.
vicious; rough; rowdyish:
a tough character; a tough neighborhood.
12.
practical, realistic, and lacking in sentimentality; tough-minded.
13.
Slang. remarkably excellent; first-rate; great.
adverb
14.
in a tough manner.
noun
15.
a ruffian; rowdy.
Idioms
16.
hang tough, Slang. hang (def 56).
17.
tough it out, Informal. to endure or resist hardship or adversity.
noun
1.
the quality or an instance of being tough
2.
(metallurgy) the ability of a metal to withstand repeated twisting and bending, measured by the energy in kilojoules needed to break it See brittleness (sense 2), softness (sense 2)
adjective
1.
strong or resilient; durable: a tough material
2.
not tender: he could not eat the tough steak
3.
having a great capacity for endurance; hardy and fit: a tough mountaineer
4.
rough or pugnacious: a tough gangster
5.
resolute or intractable: a tough employer
6.
difficult or troublesome to do or deal with: a tough problem
7.
(informal) unfortunate or unlucky: it’s tough on him
noun
8.
a rough, vicious, or pugnacious person
adverb
9.
(informal) violently, aggressively, or intractably: to treat someone tough
10.
(informal) hang tough, to be or appear to be strong or determined
verb
11.
(transitive) (slang) to stand firm, hold out against (a difficulty or difficult situation) (esp in tough it out)
touchie-feelie