Pronunciation: [flˈap wˈɒn tˈʌŋ] (IPA) 
The phrase "flap one tongue" can be spelled phonetically as /flæp wʌn tʌŋ/. The "fl" sound is followed by a short "a" sound, then a "p" sound. The word "one" is spelled with a short "u" sound and the "n" sound. Finally, "tongue" is spelled with a short "u" sound, the "ng" sound, and the "ue" sound. This phrase refers to the action of rapidly moving one's tongue, often in a teasing or taunting manner.
To "flap one's tongue" is an idiomatic expression that refers to someone who is speaking incessantly or without restraint, typically in a gossipy or chattering manner. The phrase suggests that the individual is talking excessively or indiscreetly without considering the consequences of their words.
The term "flap" implies a rapid, repetitive, and uncontrolled movement, similar to the motion of a bird's wing flapping. When applied to one's tongue, it portrays a lack of self-control or discipline in their speech, as if their tongue is metaphorically "flapping" without pause or control.
This phrase carries a negative connotation and is often used to criticize or mock individuals who talk excessively or engage in idle gossip. The implication is that the person is unreservedly sharing opinions, secrets, rumors, or personal details, potentially causing harm or discomfort to others.
"Flap one's tongue" may also be used to describe someone who talks aimlessly or mindlessly, lacking substance and coherence in their speech. This expression can be found in informal conversations, literature, or media, both to describe an individual's behavior or to caution against engaging in excessive or indiscreet talking.
