Young Jeezy is a brick wall. Impenetrable and immovable, he raps about one subject — drug dealing — and raps about it slowly. He favors straight declaratives, simple values (money: good; enemies: bad) and minimal wordplay. And yet he’s completely engrossing. Putting a premium on “realness,” as opposed to the cadence-juggling, simile-twisting art of “rapping,” he defies conventional logic about what makes a good MC: The less Jeezy says — and the less spectacularly he says it — the more believable he is.

It’s a feat that any rapper not blessed with Jeezy’s burnt-edged croak would have a hard time executing. His sludgy tempos mean more hang time for each syllable, which could make for plodding torture, except Jeezy turns every phoneme into a sonic delight (he’s made vivid catchphrases of mundane expressions like “yeah,” “damn” and “that’s right”). Here, the Atlanta MC proves immovable in another way: Despite slimming down, he hasn’t shed a kilo since his coke-obsessed 2005 debut, Let’s Get It. Song after song is about slapping grimy rubber bands on grimy cash in still grimier locales. On “I’m Here,” he pulls an anti-Cribs: “Just a stove in my trap,” he declares, “no beds, no sofa.” It’s the boast of a salesman who knows his clientele; rapping about cooking crack made him famous — rapping about fame might well send him back to cooking crack.

Because of his no-frills persona, the smallest suggestions of personality make a charismatic impact: “Jeezy like to drink, Jeezy like to smoke,” he raps on “J.E.E.Z.Y.,” making the simplistic brag irresistible (third-person perspective, as always, helps). When he trades his Ferrari for “a spaceship” on the fantastic “3 A.M.,” it’s a happy splash of surrealism — perhaps encouraged by Timbaland’s gulping, humming production.

There’s something chilling about Jeezy’s sangfroid, and it gets a bit deadening across 18 tracks of dark, bottom-heavy synths. On “Dreamin’,” he actually reveals something about himself: His mother was a crack addict. It’s a fascinating revelation, but it’s merely mentioned, described and dropped. A brick falls from the wall, but the hole gets patched right up.

Download: “3 a.m.,” “J.E.E.Z.Y.”