big gun definition

  • noun:
    • Slang one that's effective or important: the top firearms for the prosecution had been its expert witnesses.
    • A large artillery weapon or the largest-caliber naval firearms (as on a battleship).
    • someone, group, thing, or strategy that is effective, important, or specifically effective.
    • someone exceptional at all.
    • a significant influential person
    • Slang One that is powerful or important: the major guns when it comes to prosecution were its expert witnesses.
    • a big artillery weapon or among largest-caliber naval guns (as on a battleship).
    • an individual, group, thing, or plan of action that's effective, influential, or especially efficient.
    • a person exceptional at all.
    • an important influential person

Related Sources

  • Definition for "big gun"
    • Slang one that's effective or important: the top…
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