"What Do You Mean?" is a popular song by Canadian singer Justin Bieber. It was released as the lead single from his fourth studio album, "Purpose," in 2015.

"What Do You Mean?" is an upbeat and catchy pop and EDM track with tropical house influences. The song's lyrics explore the confusion and uncertainty in a romantic relationship, reflecting on the mixed signals and misunderstandings that can arise. It captures the vulnerability and desire for clarity in matters of the heart.

The song was written by Justin Bieber, Jason "Poo Bear" Boyd, and Mason Levy, with production by MdL and Bieber himself. It showcases Bieber's smooth vocals and demonstrates his transition from teenage pop star to a more mature sound.

Upon its release, "What Do You Mean?" achieved significant commercial success worldwide. It topped the charts in multiple countries and became one of Justin Bieber's most successful songs. The song's infectious melody, memorable hooks, and Bieber's evolving artistry resonated with audiences, marking a turning point in his career.

The music video for "What Do You Mean?" features Justin Bieber alongside American model and actress Xenia Deli, depicting a tumultuous relationship filled with mysterious occurrences. The video's cinematic visuals and storytelling add depth to the song's themes and complement its energetic and emotive nature. It garnered millions of views on YouTube and contributed to the song's popularity.

"What Do You Mean?" received positive reviews from music critics, who praised its catchy sound, Bieber's vocal performance, and the growth in his artistry. The song's success further solidified Bieber's comeback and showcased his ability to create mature and relatable pop music.

Over time, "What Do You Mean?" has remained a fan favorite and a highlight in Justin Bieber's live performances. Its infectious melody, heartfelt lyrics, and Bieber's evolution as an artist continue to resonate with audiences who appreciate his growth and artistic journey.

Overall, "What Do You Mean?" represents Justin Bieber's transition into a more mature and introspective artist. Its catchy sound, relatable lyrics, and Bieber's evolving artistry have made it one of his most successful and impactful songs, marking a significant moment in his career.