Suet
Origin
From Middle English sewet, from Anglo-Norman suet, siuet, from Old French seu, from Latin sebum.
Full definition of suet
Noun
suet
(uncountable)- The fatty tissue that surrounds and protects the kidneys; that of sheep and cattle is used in cooking and in making tallow.
- 1996: Laura Erickson, Sharing the Wonder of Birds with KidsMany seed-eating birds also need animal fat and protein which they obtain from insects, animal carcasses, and suet.
- 1998: Alan Pistorius, Everything You Need to Know About Birding and Backyard Bird AttractionSome jays, chickadees, nuthatches, and titmice regularly feed at suet; others seem never to indulge.