Pronunciation: [bˈʌm ˈa͡ʊt] (IPA) 
The phrase "bum out" is spelled with the letter "u" instead of "o" before the letter "m" because the word "bum" in this context refers to a feeling of disappointment or being let down. It is pronounced /ˈbʌm aʊt/ with a short "u" sound followed by the diphthong "au". The word "out" is pronounced with the vowel sound /aʊ/ as well. This colloquial phrase is commonly used to describe feelings of disenchantment or discouragement.
The phrase "bum out" is an informal and idiomatic expression that carries several meanings depending on the context. As a verb, it refers to an action that causes disappointment, sadness, or dissatisfaction in an individual. When someone says they are "bummed out," it means they feel let down, disheartened, or disenchanted about a particular situation or circumstance. This expression can also signify a general feeling of being downcast, dejected, or discouraged.
Furthermore, "bum out" can also serve as a noun, referring to a person who is experiencing these negative emotions or an event that triggers such feelings. It can describe someone who is sad, depressed, or unhappy due to unfortunate circumstances.
In summary, to "bum out" denotes the act of causing disappointment or sadness, as well as experiencing those emotions oneself. It is commonly used in informal conversations and is an expressive way to convey feelings of disillusionment, discontentment, or sadness.
The term "bum out" is a colloquial phrase that originated in the mid-20th century, primarily in American English. Its etymology is derived from the word "bum" in the sense of feeling down, disheartened, or disappointed. The word "bum" in this context has its roots in the late 19th century, when it referred to a tramp or a beggar, often associated with a person leading a vagrant and idle lifestyle. Over time, the term "bum" evolved to include a sense of feeling down or melancholic, possibly influenced by the negative connotations associated with a transient, idle existence. Combining "bum" with the verb "out" in the phrase "bum out" intensifies the meaning, referring to the act of becoming emotionally dispirited or discouraged.
