comb out

/K OW1 M AW1 T/
verb
  1. 1

    (transitive, literal) To remove (something) by combing; to thoroughly comb (something); to thoroughly comb (something) so as to remove something else from it (such as tangles, dirt, or nits).

  2. 2

    (transitive, figurative) To winnow; for example, to exempt (someone) from a military draft by filtering them out of the list.