'straw man' definitions:

noun

A person used as a cover for some questionable activity [syn: front man, front, figurehead, nominal head, straw man, strawman]

noun

A weak or sham argument set up to be easily refuted [syn: straw man, strawman]

noun

An effigy in the shape of a man to frighten birds away from seeds [syn: scarecrow, straw man, strawman, bird- scarer, scarer]