pickbe on to . be on to {v. phr.} To understand the motives of someone; not be deceived. Jack keeps telling us how wealthy his family is, but we are on to him. Categories: add yours verb Source: A Dictionary of American Idioms 'be on to' on video 🔵Onto Somethiing Meaning - Be On To Something - Be Onto Somebody Examples - Be On To - Phrasal Verbs be on to me English Tutor Nick P Verb Phrase (195) Be on to He might be on to something! #food #foodie #pizza #bacon #snack vid cred: @food_made_simple sort: relevance, mode: exact match, q: "be on to", maxResults: 4, videoEmbeddable: true, videoSyndicated: true, safeSearch: strict, type: video Subscribe to: American IdiomsEnglish Slang Leave my opinion