(idiomatic) To show resolve or effectiveness in dealing with a difficulty.

(humorous, euphemistic, of a person) Lacking one or both parents, or having parents who are inadequately supportive or caring.

(law) The right of an attorney to reject potential jurors without stating a reason.

plural of peremptory challenge

An activity in which a person empties a bucket of ice and water over their head, typically in order to raise money for a good cause

Without giving or receiving a challenge.

Not challenging. / Unchallenged.

(archaic) second-person singular simple present form of challenge

plural of challengee

One to whom a challenge is made.