\Whilk\, n. [See {Whelk} a mollusk.]
1. (Zo["o]l.) A kind of mollusk, a whelk. [Prov. Eng.]
2. (Zo["o]l.) The scoter. [Prov. Eng.]

\Whilk\, pron.
Which. [Obs. or Scot.]
Note: Whilk is sometimes used in Chaucer to represent the
      Northern dialect.