Source : WordNet®

comb out
     v 1: remove unwanted elements; "The company weeded out the
          incompetent people"; "The new law weeds out the old
          inequities" [syn: {weed out}]
     2: smoothen and neaten with or as with a comb; "comb your hair
        before dinner"; "comb the wool" [syn: {comb}, {disentangle}]