‘毒舌’ literally means 'poisonous tongue'—a vivid metaphor combining 毒 (dú, 'poison') and 舌 (shé, 'tongue'). It describes a person who speaks with sharp, unfiltered honesty, often delivering blunt, witty, or even harsh criticism in a way that feels startlingly accurate—or painfully cutting. Unlike simple rudeness, 毒舌 implies intelligence, perceptiveness, and a certain performative flair; the speaker isn’t just mean, but cleverly incisive.

The term is widely used in informal contexts—especially online, in variety shows, and among young people—to describe commentators, hosts, or friends whose remarks are unexpectedly candid yet strangely entertaining. While it can carry a slightly negative connotation (implying cruelty), it’s often used affectionately or admiringly when the speaker’s insight outweighs their bluntness. It’s not about malice, but about speaking truth with rhetorical bite—like a snake’s venom: dangerous, precise, and unforgettable.