IDK is a common expression used in face-to-face language to express uncertainty, describe something that is not known, or answer a question. It's often used to clarify a situation, like when speaking with a friend. IDK can also serve to indicate a lack of interest or concern in an activity.
I don't understand
The song I Don't Know What to Do is a ballad about a breakup. Its chorus is sung by angelic girls, and the song ends with an emotional finale. This chorus is about the heartbreak caused by a split. It may sound upbeat but it really is about the pain of losing a loved ones.
BLACKPINK's song "Don’t Have the Right Idea" is a South Korean girl-group. Teddy Park produced and wrote the song. It was released on the Kill This Love mini album as the second track. It peaked at number 38 on the South Korean Gaon Digital Chart and reached 49 on the Japan Hot 100.
I don't care.
The eponymous song is the second single from I Don't Really Care About It. This song is a collaboration of Ed Sheeran with Justin Bieber. The song's lead character is an introverted man who has trouble socializing. The lyrics of the song are about his need to find relief from his social anxiety, which he finds in his lover.
