peaty

Meanings

1. Of or resembling peat; peatlike.
2. Of whisky, having a complex smoky flavour imparted by compounds released by peat fires used to dry the malted barley.
3. Containing peat.
4. 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).

Etymology

From peat + -y. Slang sense attested circa late 2010s at earliest, often apparently mildly tongue-in-cheek.