Noun: tough guy túf gI- A man who bullies weaker people
"The tough guy tried to intimidate the new students"
Derived forms: tough guys
Type of: adult male, bozo [N. Amer, informal], cat [N. Amer, informal], chappie [Brit, informal], geezer [Brit, informal], guy [informal], hombre [N. Amer, informal], man, plug-ugly [informal], sod [informal]
Encyclopedia: Tough guy