The Collaborative International Dictionary of English v.0.48:

Bawl \Bawl\ (b[add]l), v. i. [imp. & p. p. Bawled (b[add]ld);
   p. pr. & vb. n. Bawling.] [Icel. baula to low, bellow, as a
   cow; akin to Sw. b["o]la; cf. AS bellan, G. bellen to bark,
   E. bellow, bull.]
   1. To cry out with a loud, full sound; to cry with vehemence,
      as in calling or exultation; to shout; to vociferate.
      [1913 Webster]

   2. To cry loudly, as a child from pain or vexation.
      [1913 Webster]

WordNet (r) 3.0 (2006):

bawling
    n 1: loud cries made while weeping [syn: wailing, bawling]