Excluding vegetables from what convey “meat” was also not correct around 1300-1500. Definitions changes with usage and only time will tell the future of vegan steaks, meats, milks, sauvages, butters and other parties.

> food, nourishment, sustenance

> Narrower sense of "flesh of warm-blooded animals killed and used as food" is attested from c. 1300

https://www.etymonline.com/word/meat