English Reference
noun · adjective · verb

gangster

n. · adj. · v.
US /ˈɡæŋstɝ/ UK /ɡˈæŋstɐ/ gang·ster UK spelling gangster's, gangster's

  1. 01 B2 Upper Intermediate

    n.a member of an organized group of criminals.

    n.a member of a criminal organization or street gang, typically involved in racketeering or violent crime.

    Simple

    The movie tells the story of a famous gangster in Chicago during the 1920s.

    In context

    Federal investigators spent years building a case against the notorious gangster, eventually securing a conviction for tax evasion and racketeering.

    mobsterracketeercriminal
  2. 02 C1 Advanced SlangInformal

    adj.used to describe someone or something that is very cool, impressive, or tough.

    adj.an evaluative slang term used to denote something admirable, audacious, or stylistically impressive.

    Simple

    That was a gangster move to quit your job and start your own company.

    In context

    The way she handled that difficult negotiation was totally gangster, earning her the respect of everyone in the boardroom.

    Teacher's tip

    In modern slang, this is often used as a compliment for someone who shows confidence or takes a bold risk.

  3. 03 C2 Proficiency SlangInformal

    v.to behave like a criminal or participate in gang activities.

    v.to engage in activities characteristic of a gangster, such as street crime or organized racketeering.

    Simple

    He spent his youth trying to gangster his way to the top of the neighborhood.

    In context

    The documentary explores how local youths were pressured to gangster for the cartel in exchange for protection and status.

Patterson explains his decision to end in 1990 by asking, “Has there been a truly great gangster movie since Goodfellas?

The Guardian· 14 Aug 2026

From gang + -ster. First attested in 1884.

Etymology adapted from Wiktionary, available under CC BY-SA 4.0.

This entry
Level B2 · Upper Intermediate
Frequency Frequent
Updated