Pronunciation: [lˈɛt hˈaŋ ˈa͡ʊt] (IPA) 
The spelling of the phrase "let hang out" is clear and straightforward. If we break it down into phonetic transcription using the International Phonetic Alphabet (IPA), we can see that "let" is pronounced as /lɛt/ and "hang out" is pronounced as /hæŋ aʊt/. There are no irregular spellings or pronunciation changes that need to be taken into account, making it an easy phrase to learn and use in everyday conversation.
The phrase "let hang out" is an idiomatic expression that conveys the invitation to spend relaxed and informal leisure time together. It refers to the act of allowing or permitting someone to socialize and spend casual and unstructured time in each other's company.
When someone suggests to "let hang out," it means they are proposing to engage in a laid-back and unstructured activity or simply be in each other's company without any specific plans or obligations. This expression implies a desire for casual socializing, often characterized by spontaneity and relaxation.
The idea behind letting hang out is to create an open and informal environment, where individuals can enjoy each other's company and engage in activities that are simple and enjoyable. It could involve various forms of entertainment, such as going for a walk, having a picnic, watching a movie, playing games, or simply engaging in idle conversation. The key aspect is the absence of pressure or structure, as the purpose is primarily to relax and enjoy each other's presence.
Furthermore, the phrase "let hang out" can also be used in a broader sense to indicate granting permission for someone to spend time in a particular place, such as a social gathering or event. It signifies a welcoming and inclusive attitude, allowing individuals to come together in an informal and relaxed setting to enjoy each other's company.
