Pronunciation: [ˌʌndə nˈə͡ʊz] (IPA) 
The correct spelling of the phrase "under nose" is /ˈʌndər noʊz/. The first syllable "un-" is pronounced as "uh-n" and the "d" is followed by a schwa sound or "uh." The second syllable "der" is pronounced as "duh" with a short "u" sound. The final syllable "nose" is pronounced with a long "o" sound followed by a soft "z" sound. Therefore, the phonetic transcription for "under nose" is /ˈʌndər noʊz/.
"Under nose" is an idiomatic expression referring to something that is obvious, apparent, or readily accessible, yet goes unnoticed or uninquired. The term is derived from the literal meaning of "under" (beneath or below) and "nose" (the prominent facial feature located centrally on the face, which is primarily responsible for smelling). When something is right under someone's nose, it is typically within their immediate vicinity or close proximity, making it easily observable or detectable.
This expression often connotes a sense of obliviousness or lack of attention, as people tend to overlook or disregard things that are right in front of them. The unnoticed item, situation, or fact may be trivial or significant, depending on the context. The phrase can describe instances where individuals fail to recognize or address obvious problems, opportunities, or clues that could greatly influence their decisions or outcomes.
The term "under nose" finds usage in various contexts, such as interpersonal relationships, investigations, business endeavors, or daily life situations. It emphasizes the importance of being observant, alert, and attentive to one's surroundings, as overlooking something under one's nose can lead to missed opportunities or prevent optimal decision-making. It serves as a metaphorical reminder to pay close attention and to not take anything for granted, as one can potentially miss what is right in front of them.
The phrase "under one's nose" is not typically associated with etymology, as it is a common English idiom. However, it can be broken down to understand its origins and meaning. The word "under" refers to a location or position that is below or beneath something. The word "nose" refers to the facial feature located in the middle of the face, used for smelling and breathing.
When used together as an idiom, "under one's nose" means something is right in front of someone, yet they fail to notice or perceive it. The phrase emphasizes the idea that the object or occurrence is so obvious and close that it should be easily perceived, but it is overlooked nonetheless.
