1. (

• street_fighter ,
• tough ,

) someone who learned to fight in the streets rather than being formally trained in the sport of boxing ;

2. (

• hood ,
• hoodlum ,
• goon ,
• punk ,
• thug ,
• tough ,
• toughie ,
• strong-armer

) an aggressive and violent young criminal ;

3. (

• bully ,
• tough ,
• hooligan ,
• ruffian ,
• roughneck ,
• rowdy ,
• yob ,
• yobo ,
• yobbo

) a cruel and brutal fellow ;

1. (

• tough ,

) not given to gentleness or sentimentality; "a tough character" ;

2. (

• rugged ,
• 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 ,
• toughened ,

) physically toughened; "the tough bottoms of his feet" ;

4. (

• sturdy ,
• tough

) substantially made or constructed; "sturdy steel shelves"; "sturdy canvas"; "a tough all-weather fabric"; "some plastics are as tough as metal" ;

5. (

• ruffianly ,
• tough

) violent and lawless; "the more ruffianly element"; "tough street gangs" ;

6. (

• bad ,
• 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 ,

) resistant to cutting or chewing ;

8. (

• hard ,
• tough

) unfortunate or hard to bear; "had hard luck"; "a tough break" ;

9. (

• baffling ,
• elusive ,
• knotty ,
• problematic ,
• problematical ,
• tough ,

) making great mental demands; hard to comprehend or solve or believe; "a baffling problem"; "I faced the knotty problem of what to have for breakfast"; "a problematic situation at home" ;