What does alehoof mean?
The definition of alehoof
Ale”hoof`, n.
Etym: [AS. h ground ivy; the first part is perh. a corruption: cf. OE. heyhowe hedgehove,

ground ivy, “in old MSS. heyhowe, heyoue, haihoue, halehoue.” [Prior].
Ground ivy (Nepeta Glechoma).