1. The fruit of the oak, being an oval nut growing in a woody cup or cupule.
2. (Naut.)
Defn: A cone-shaped piece of wood on the point of the spindle above the vane, on the mast-head.
3. (Zoöl.)
Defn: See Acorn-shell.
ACORN CUP
A"corn cup.
Defn: The involucre or cup in which the acorn is fixed.
ACORNED
A"corned, a.
1. Furnished or loaded with acorns.
2. Fed or filled with acorns. [R.] Shak.