The Collaborative International Dictionary of English v.0.48:

Pewit \Pe"wit\, n. [Prob. of imitative origin; cf. OD. piewit,
   D. kievit, G. kibitz.] (Zool.)
      (a) The lapwing.
      (b) The European black-headed, or laughing, gull (Xema
          ridibundus). See under Laughing.
      (c) The pewee. [Written also peevit, peewit, pewet.]
          [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Pewet \Pe"wet\, n. (Zool.)
   Same as Pewit.
   [1913 Webster]