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noun

bigmouth

Bigmouth (noun) means someone who talks too much or blurts out things that should have been kept private. Example: “Don't tell Dave the news — he's a total bigmouth.”

noun
1
Someone who talks too much or blurts out things that should have been kept private.
"Don't tell Dave the news — he's a total bigmouth."
"She got a reputation as the office bigmouth after leaking the merger plans."
adj
1
Describing an animal or fish with an unusually large mouth.
"The bigmouth bass is a popular target for anglers."

How to use bigmouth

Learner’s notes

In plain EnglishA person who talks too much, especially about things that should stay secret.

When to use it

Informal — fine in casual speech, but avoid it in formal writing.

Common pairings
a total bigmouth bigmouth bass

Word forms

bigmouths plural

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Don't tell Dave the news — he's a total _____.

Etymology

A straightforward combination of big and mouth, used since the 19th century for someone who can't keep quiet.

· First attested 1800

Class of 1800 bigmouth joined the language around 1800.
See the full Class of 1800 →

Rhymes for bigmouth

See all rhymes for bigmouth →

Frequently asked questions

What does “bigmouth” mean?

The word “bigmouth” means someone who talks too much or blurts out things that should have been kept private. In plain terms, a person who talks too much, especially about things that should stay secret.

How do you use “bigmouth” in a sentence?

Here is “bigmouth” used in a sentence: “Don't tell Dave the news — he's a total bigmouth.”

What part of speech is “bigmouth”?

Depending on how it is used, “bigmouth” can be a noun and an adjective.

Where does the word “bigmouth” come from?

The word “bigmouth” dates back to around 1800. A straightforward combination of big and mouth, used since the 19th century for someone who can't keep quiet.

How many meanings does “bigmouth” have?

“Bigmouth” has 2 distinct senses listed in this dictionary. The most common is: someone who talks too much or blurts out things that should have been kept private.

Definitions: FreeDict original editorial