Song meaning of All in My Head (Flex) by Fifth Harmony (Ft. Fetty Wap)

"All in My Head (Flex)" by Fifth Harmony featuring Fetty Wap is a seductive and playful song that explores the desire for physical connection and the fantasies that can consume one's mind. The lyrics depict a scenario where the protagonist, represented by Dinah and Normani, invites their love interest to join them in bed, encouraging them to let go of their inhibitions and showcase their talents.

The song opens with Dinah singing, "Flex, time to impress, come and climb in my bed, don't be shy, do your thing, it's all in my head." Here, the phrase "flex" is used as a metaphor for showing off one's skills or abilities. The protagonist is urging their partner to impress them and be confident in their actions. The repetition of "it's all in my head" suggests that these desires and fantasies are purely imaginary, existing only in the protagonist's mind.

Fetty Wap's verse adds another layer to the song, as he expresses his desire to "flex" with his love interest. He asks if they are flexible, both physically and metaphorically, and requests to see their unique moves. Fetty Wap also mentions making history together, implying that their connection is special and has the potential to be memorable.

The pre-chorus, sung by Lauren, delves deeper into the physical longing, as she sings, "I wanna feel you under my body." This line emphasizes the desire for intimate contact and the yearning to be physically close to the person they desire. The repetition of "feel you un—" further emphasizes this longing.

The chorus, performed by Dinah, Normani, and later Camila, reinforces the theme of inviting their love interest to join them in bed. They encourage them to be confident and not hold back, as it's all happening in their imagination. The repetition of "flex, time to impress, come and climb in my bed" emphasizes the invitation and the desire for physical connection.

Overall, "All in My Head (Flex)" is a song that explores the fantasies and desires that can consume one's mind when longing for physical intimacy. It showcases the playful and seductive side of Fifth Harmony, while also highlighting the talents of Fetty Wap.