|Noun||1.||tough - someone who learned to fight in the streets rather than being formally trained in the sport of boxing|
|2.||tough - an aggressive and violent young criminal|
|3.||tough - a cruel and brutal fellow|
|Adj.||1.||tough - not given to gentleness or sentimentality; "a tough character"|Antonyms: tender
- given to sympathy or gentleness or sentimentality; "a tender heart"; "a tender smile"; "tender loving care"; "tender memories"; "a tender mother"
|2.||tough - very difficult; severely testing stamina or resolution; "a rugged competitive examination"; "the rugged conditions of frontier life"; "the competition was tough"; "it's a tough life"; "it was a tough job"|
|3.||tough - physically toughened; "the tough bottoms of his feet"|
|4.||tough - substantially made or constructed; "sturdy steel shelves"; "sturdy canvas"; "a tough all-weather fabric"; "some plastics are as tough as metal"|
|5.||tough - violent and lawless; "the more ruffianly element"; "tough street gangs"|
|6.||tough - feeling physical discomfort or pain (`tough' is occasionally used colloquially for `bad'); "my throat feels bad"; "she felt bad all over"; "he was feeling tough after a restless night"|
|7.||tough - tough to cut or chew|Antonyms: tender
- easy to cut or chew; "tender beef"
|8.||tough - unfortunate or hard to bear; "had hard luck"; "a tough break"|