English · Slang Attested

loudmouth

In real, traceable use. Part of the curated seed collection; community review is coming.

Both English Tiếng Việt

Meaning · English

One who talks too much or too loudly, especially in a boastful or self-important manner.

Nghĩa · Tiếng Việt

Người nói quá nhiều hoặc quá lớn, đặc biệt là một cách tự phụ

Machine-translated — suggest a fix

⚠ Register: derogatory, slang

Where it’s used: Used American English

I hear every word spoken by the loudmouth in the next office.

Usage example from English Wiktionary (CC BY-SA 4.0, retrieved 2026-07-30)

Sources & notes

Adapted from English Wiktionary (CC BY-SA 4.0, retrieved 2026-07-30 via kaikki.org).

Common questions

What does “loudmouth” mean?

One who talks too much or too loudly, especially in a boastful or self-important manner.

Is “loudmouth” formal or informal?

loudmouth is generally derogatory, slang.

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