"What It Is (Block Boy)" is a song by American rapper and singer Doechii, released by Top Dawg Entertainment and Capitol Records on March 17, 2023, as a non-album single.

Over the sample of "No Scrubs" (1999) by TLC, she details her love for "block boys", describing their street credibility and considering them for an ideal relationship.

[4] Aron A. of HotNewHipHop gave a positive review, writing that "Doechii's sugary hook and lustful verses lay down the tone with infectious lyrics" and regarding Kodak Black's performance, "Though the pairing is unexpected, Yak continues to prove that, beyond his controversies, his talents are undeniable, even if his attempts to reach Drake-level Billboard records seem like a far-reach.

"[6] D-Money of Soul Bounce, while also praising the song, responded unfavorably to his feature: "Kodak Black steps in to represent the block boy, though his addition isn't necessarily needed here.

"[4] Bianca Betancourt of Harpers Bazaar stated, "While the samples are recognizable, they're not lazily executed, and while the lyrics are memorable, they're not vapid.