From Wiktionary, the free dictionary
де́скать • (déskatʹ)
- A particle introducing reported speech; (he/she) says, (they) say
- Synonyms: мол (mol), де (de), зна́чит (znáčit)
- О́н, де́скать, не зна́л. ― Ón, déskatʹ, ne znál. ― He says he didn't know.
- A particle introducing the explanation of someone's thoughts, gestures, or behavior; meaning, like, as if saying
- Synonyms: мол (mol), де (de), зна́чит (znáčit), ти́па (típa)
- Он кивну́л: де́скать, дава́й. ― On kivnúl: déskatʹ, daváj. ― He nodded his head, meaning: “do it”.