corncob

Short definition from Wiktionary

Noun

1. 1
   The central cylindrical core of an ear of corn (maize) on which the kernels are attached in rows.
2. 2
   A yokel.

Verb

1. 1
   To disintegrate by the blades becoming severed from the axis
2. 2
   To defeat (someone) who then refuses to admit defeat.