The article is devoted to the special type of speech behavior - trolling. It is noted that trolling arises as a reaction to changes of media and from anonymous network communication turns into the actively used by traditional media speech practice. Trolling intentionally can be characterized as the self-affirmation destroying of communication, rough correction of the polemists who "strew red herrings" from a polemic subject or an offer to have fun, remove stress. In the dialogical speech trolling structurally represents the metatext stimulating remark that does not assume the answer. In the monological written language it is a way of maintaining author's speech party. Semantic forms of trolling are allocated: roughness, a jeer, sarcasm, or a bantering, mockery over speaker, an outgaming of the ambiguity, uncertainty or frank nonsense in someone's speech.