Dictionary
straw' man'
1. a mass of straw formed to resemble a man, as for a doll or scarecrow.
2. a person whose importance or function is only nominal, as to cover another's activities; front.
3. a fabricated or conveniently weak or innocuous person, object, matter, etc., used as a seeming adversary or argument:
The issue she railed about was no more than a straw man. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.