Pronunciation: [dˈʌn tˈɜːn] (IPA) 
The spelling of the word "done turn" can be explained through its phonetic transcription. In IPA, the word would be written as /dʌn tɜrn/. The first syllable, "dʌn," is pronounced with a short 'u' sound, like the word "sun." The second syllable, "tɜrn," is pronounced with the vowel sound from "her" or "fur." This word is a colloquial expression that means "completed a turn" and is commonly heard in Southern American English.
The term "done turn" is an idiomatic expression commonly used in informal English to describe a sudden or unexpected change in behavior or attitude. It denotes a complete shift or reversal from a previous state or perspective. The word "done" here acts as an intensifier, emphasizing the completeness or finality of the change.
"Done turn" is typically employed to depict a situation where someone's demeanor, temperament, or outlook is altered dramatically and abruptly. It is often used to convey astonishment or surprise at the extent of the transformation. This phrase can be used in various contexts, such as describing a person who was once reserved and introverted but suddenly becomes outgoing and extroverted, or someone who was previously apathetic but now displays intense enthusiasm.
The expression "done turn" can also be used to describe a change in a group, organization, or even a broader social or cultural perspective. It signifies a significant departure from previous norms or beliefs, indicating a complete turnaround in the group's behavior or ideology.
In conclusion, "done turn" refers to a swift and complete change in attitude, behavior, or perspective. The phrase is often used conversationally to emphasize astonishment or surprise at the suddenness and extent of the transformation.
