The phrase "man of straw" is often used to describe a person who is weak or ineffectual. There are several synonyms that can be used to convey this same meaning, including "pushover," "doormat," "wimp," "milquetoast," and "spineless." These terms all imply a lack of strength, courage, or conviction. Another synonym for "man of straw" is "puppet," which suggests that the person is controlled by others and lacks any real agency or autonomy. Regardless of the specific term used, the underlying idea is that the individual is easily manipulated, and lacks the strength of character necessary to stand up for themselves.