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REFERENCE

big mouth

idiom

The mouth of someone who talks too much, especially by making exaggerated claims or by inappropriately revealing information.


Anchors to
Related idioms8entries
  1. 01

    all mouth and no trousers

    Alternative form of all mouth and trousers.

  2. 02

    all mouth and trousers

    Superficial, engaging in empty, boastful talk, but not of real substance.

  3. 03

    all one's taste is in one's mouth

    One lacks good taste in aesthetic or cultural matters.

  4. 04

    bad taste in one's mouth

    A feeling that something is morally despicable as to cause nausea.

  5. 05

    big boy

    A large object or person.

  6. 06

    big boys

    The people or bodies with the most influence and/or power.

  7. 07

    big break

    A breakthrough, especially the first big hit of a previously unknown performer or performers in the entertainment industry.

  8. 08

    big bucks

    Lots of money.

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