The phrase "are onto someone" means to have discovered something or someone's true intentions. It is spelled /ɑr ˈɑntu sʌmwʌn/ in IPA phonetic transcription. The first syllable "ar" is pronounced like the word "car," while the second syllable "e" sounds like the letter "e" in the word "bed." The word "onto" is pronounced with a long "o" sound, just like the word "phone." The last syllable "someone" is pronounced as /ˈsʌmwʌn/ with a stress falling on the second syllable "some."
The phrase "are onto someone" is an idiomatic expression that conveys the idea of figuring out or discovering someone's true intentions, actions, or secrets. It implies a situation where someone's actions, behavior, or clues have raised suspicion or doubt, leading others to become aware of their true motives or activities. This phrase usually indicates a sense of detection or investigation, where the individual or group has become aware that someone is involved in something secretive, deceptive, or harmful. It suggests that they have gained insight or evidence that allows them to uncover the truth, often in a covert or speculative manner.
When someone says they "are onto someone," they mean they have begun to suspect that person's deceptive or hidden activities and are actively pursuing further evidence or confirmation. It reflects a sense of cautiousness, vigilance, and alertness towards the individual in question. This phrase can be used in various contexts, such as in personal relationships, professional environments, or even in criminal investigations, where people are attempting to uncover the truth about someone's actions or intentions. Overall, being "onto someone" signifies the act of perceiving or becoming aware of someone's true nature, plans, or dishonest behavior, ultimately leading to a heightened level of suspicion or vigilance.