Source : Webster's Revised Unabridged Dictionary (1913)

Blubber \Blub"ber\, n. [See {Blobber}, {Blob}, {Bleb}.]
   1. A bubble.

            At his mouth a blubber stood of foam. --Henryson.

   2. The fat of whales and other large sea animals from which
      oil is obtained. It lies immediately under the skin and
      over the muscular flesh.

   3. (Zo["o]l.) A large sea nettle or medusa.

Blubber \Blub"ber\, v. i. [imp. & p. p. {Blubbered}; p. pr. &
   vb. n. {Blubbering}.]
   To weep noisily, or so as to disfigure the face; to cry in a
   childish manner.

         She wept, she blubbered, and she tore her hair.
                                                  --Swift.

Blubber \Blub"ber\, v. t.
   1. To swell or disfigure (the face) with weeping; to wet with
      tears.

            Dear Cloe, how blubbered is that pretty face!
                                                  --Prior.

   2. To give vent to (tears) or utter (broken words or cries);
      -- with forth or out.

Source : WordNet®

blubber
     n 1: an insulating layer of fat under the skin of whales and
          other large marine mammals; used as a source of oil
     2: excess bodily weight; "she found fatness disgusting in
        herself as well as in others" [syn: {fatness}, {fat}, {avoirdupois}]
        [ant: {leanness}]

blubber
     v 1: cry or whine with snuffling; "Stop snivelling--you got
          yourself into this mess!" [syn: {snivel}, {sniffle}, {blub},
           {snuffle}]
     2: utter while crying [syn: {blubber out}]