Bigmouthed is a related term of bigmouth.
As a noun bigmouth
is one who talks too much or says things which should not be said.
As an adjective bigmouthed is
loud or talkative, especially in an indiscreet manner.
bigmouth
English
Alternative forms
* big mouth
* big-mouth
Noun
(
en noun)
(slang) one who talks too much or says things which should not be said
Derived terms
* bigmouth buffalo
References
* ".
bigmouthed
English
Alternative forms
* big-mouthed
Adjective
(
en adjective)
(of a person) Loud or talkative, especially in an indiscreet manner.
Having a large mouth.
Synonyms
* blabbermouthed, loose-lipped
Antonyms
* discreet, taciturn, tight-lipped
Related terms
* bigmouth