"Are on to" is an idiomatic expression that is commonly used in informal contexts to indicate that someone has become aware of or has discovered something, often indicating suspicion or insight. The phrase can be used in different tenses and forms, such as "be on to," "were on to," or "have been on to."
When someone is "on to" something, it implies that they have recognized a hidden truth, an ulterior motive, or a secret plan. It suggests that the person understands or suspects something that may not be obvious to others. It can also convey the feeling that someone is close to solving a problem or finding a solution.
For example, if someone is suspected of committing a crime, the detectives might say, "We are on to him." This means that they have gathered enough evidence or have some clues that indicate this person's involvement in the crime. Similarly, in a competitive situation, one might say, "I am on to your strategy," meaning they have recognized and understood the tactics being employed by the other person.
Overall, "are on to" serves as an idiom that portrays a sense of insight, suspicion, or awareness regarding a hidden truth, a secret plan, or someone's motives. It is commonly used to suggest that someone has figured something out or is close to uncovering the truth about a situation.
