The Collaborative International Dictionary of English v.0.48:

Pule \Pule\, v. i. [imp. & p. p. Puled; p. pr. & vb. n.
   Puling.] [F. piauler; cf. L. pipilare, pipire, to peep,
   pip, chirp, and E. peep to chirp.]
   1. To cry like a chicken. --Bacon.
      [1913 Webster]

   2. To whimper; to whine, as a complaining child.
      [1913 Webster]

            It becometh not such a gallant to whine and pule.
                                                  --Barrow.
      [1913 Webster]

WordNet (r) 3.0 (2006):

pule
    v 1: cry weakly or softly; "she wailed with pain" [syn: wail,
         whimper, mewl, pule]

Moby Thesaurus II by Grady Ward, 1.0:

45 Moby Thesaurus words for "pule":
   bark, bawl, bay, bell, bellow, blare, blat, blate, bleat, bray,
   call, caterwaul, cry, give tongue, give voice, howl, low, meow,
   mew, mewl, miaow, moo, neigh, nicker, roar, screak, scream,
   screech, squall, squeak, squeal, troat, ululate, wail, whicker,
   whimper, whine, whinny, yammer, yap, yawl, yawp, yelp, yip, yowl