Dictionary definition · challenge
noun
- a demanding or stimulating situation"they reacted irrationally to the challenge of Russian power"
- a call to engage in a contest or fight
- questioning a statement and demanding an explanation"his challenge of the assumption that Japan is still our enemy"
- a formal objection to the selection of a particular person as a juror
- a demand by a sentry for a password or identification
verb
- take exception to"She challenged his claims"
- issue a challenge to"Fischer challenged Spassky to a match"
- ask for identification"The illegal immigrant was challenged by the border guard"
- raise a formal objection in a court of law
Similar words
Source: Open English WordNet (CC BY 4.0).