Meaning of "If You Don't Know" by 5 Seconds Of Summer

The lyrics of "If You Don't Know" by 5 Seconds Of Summer explore the turmoil and desperation experienced in a failing relationship. The narrator is clinging onto hope and trying to salvage what remains of their connection. They want nothing more than for the other person to reciprocate their feelings and make the relationship work. The line "If you say that you don't feel a thing, let me go" reveals the narrator's fear of being trapped in a loveless relationship. They are willing to endure heartbreak and have their heart ripped out if it means understanding what love truly entails.

The song also delves into the memories and moments the narrator cherishes, even in the midst of the relationship's troubles. They recall the intensity of the other person's gaze, the taste of their skin, and the emotional impact of certain songs. These memories serve as both a reminder of the love they once shared and a realization that love is often complicated and messy. The lyrics also touch on the cycle of fights and affection, highlighting the tumultuous nature of their dynamic.

The repeated phrase "If you don't know, let me go" showcases the narrator's yearning for honesty and clarity from their partner. They desire to be with someone who truly understands and reciprocates their feelings, rather than remaining in a relationship where one person is uncertain or indifferent. The plea for the other person to let them go indicates the narrator's understanding that staying in a loveless relationship can be more damaging in the long run.

Overall, "If You Don't Know" explores themes of desperation, longing, and the complexities of love. It delves into the struggle of holding onto a failing relationship and the desire for emotional reciprocity. The lyrics portray vulnerability and the agony of not knowing where one stands in a relationship, emphasizing the importance of open communication and genuine emotional connection.