Source : Webster's Revised Unabridged Dictionary (1913)

Blebby \Bleb"by\, a.
   Containing blebs, or characterized by blebs; as, blebby
   glass.

Source : WordNet®

blebby
     adj 1: covered with small blisters [syn: {blistery}]
     2: (of glass or quartzite) marred by small bubbles or small
        particles of foreign material [syn: {blebbed}]