Street toughs are a type of youth subculture that emerged in the 1950s and 1960s. They are typically characterized by their rebellious attitude, often involving criminal activities such as vandalism and theft. The two crossword solutions for the term 'street toughs' are 'punks' and 'hoods'. Punks are typically associated with punk rock music and fashion, and are known for their anti-establishment views. Hoods, on the other hand, are usually associated with gang culture and are known for their involvement in organized crime.