loudmouth
🇺🇸
/ˈlaʊdmaʊθ/
🇬🇧
/ˈlaʊdmaʊθ/
A person who talks loudly and confidently, often in a way that is annoying or rude.
The loudmouth at the party was telling everyone his opinions, whether they wanted to hear them or not.
パーティーで大声で話している人は、彼らが聞きたがっているかどうかにかかわらず、自分の意見を皆に伝えていました。