Bedeutung von “challenge” — Learner’s Dictionary

challenge

verb [ T ] us uk /ˈtʃælɪndʒ/
DISAGREE

B2 to express disagreement with ideas, rules, or someone's authority:

The election results are being challenged.
INVITE

to invite someone to compete in a game or fight:

He challenged / Smith to a fight.

(Definition von “challenge verb” aus dem Cambridge Learner's Dictionary © Cambridge University Press)