Challenge - definition of challenge by The Free Dictionary Define challenge challenge synonyms, challenge pronunciation, challenge translation, English dictionary definition of challenge n 1 a A call to engage in a contest, fight, or competition: a challenge to a duel b An act or statement of defiance; a call to confrontation: a
challenge noun - Definition, pictures, pronunciation and . . . a tough major significant challenge; The role will be the biggest challenge of his acting career She still faces many challenges (= has to deal with them) Destruction of the environment is one of the most serious challenges we face The greatest challenge facing the region is unemployment Rapid industrialization presents both challenges and