Paper Tiger

Person (occasionally thing) outwardly powerful but in fact weak
Translation of a Chinese expression which first became generally known when it was indirectly applied to the USA as a term of abuse by the Chinese Communist leader Mao Tse-tung in 1946.

Definition:  A threat that lacks force; a bluff.

Example:  For a long time, the United States regarded mainland China as a paper tiger, but now the U.S. is treating China as a genuine military threat.

Etymology:  This phrase is from the Chinese "tsuh lao fu," which was made popular by Mao Zedong. It refers to a man who looks tough but is not.

Synonyms:  full of hot air   

  Songs referenced: 

Crazy