peaty /ˈpiːtiː/ adjective4 •Of or resembling peat; peatlike. •Of whisky, having a complex smoky flavour imparted by compounds released by peat fires used to dry the malted barley.The ten-year-old Ardbeg is traditionally considered the saltiest, peatiest malt on Islay (and that's saying something). — 2004 •Containing peat.The Palmer Drought Severity Index for Minnesota, our peatiest state, shows a tendency for wetter, not drier conditions. — 2004 •(Internet, humorous) Related to the dietary advice, research and data of Dr. Ray Peat (especially foods with high natural sugar content and lack of refined seed oils, or activities and habits claimed to boost metabolism, lifespan, inter alia). formspeatier · peatiest