The phrase "fat mouth" can be spelled according to the International Phonetic Alphabet as /fætmawθ/. The first sound is the "f" sound as in "five," followed by the "æ" sound as in "cat." The next sound is the "t" sound, then the "m" sound, and the "aw" sound as in "law." The final sound is the "θ" sound, which is the voiceless dental fricative. "Fat mouth" is a slang term used to describe someone who talks too much or says inappropriate things.
Fat mouth is a colloquial idiom referring to someone who habitually speaks too much and often unnecessarily, revealing private or confidential information without thinking about the potential consequences. It is used to describe a person who tends to gossip, boast, or exaggerate, often in an indiscreet or boastful manner.
This term suggests that the individual has little control over their speech and lacks discretion or discernment. They may frequently engage in idle chatter, spreading rumors or secrets that were entrusted to them. Such behavior can result in damaging relationships, creating misunderstandings, or even causing harm to others involved. Additionally, a fat mouth typically points to a lack of trustworthiness, as people are less likely to confide in someone who consistently breaches confidentiality.
The term fat mouth emphasizes the idea that the person's mouth is metaphorically "full" of unnecessary or inappropriate words. It draws attention to the negative effects caused by their inability to keep information to themselves. With this expression, individuals are characterized as being indiscreet, impulsive, or thoughtless with regards to their speech. The use of this term often conveys a sense of annoyance, frustration, or disapproval towards the individual's behavior.