abb
  橫絲,緯,羊毛
  Abb n.  Among weavers, yarn for the warp. Hence, abb wool is wool for the abb.
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  ABB
       n : an urban hit squad and guerrila group of the Communist Party
           in the Philippines; formed in the 1980s [syn: Alex
           Boncayao Brigade, Revolutionary Proletarian Army, RPA-ABB]