(informal) A person who repeatedly demonstrates the propensity to overcome downturns or periods of bad publicity, and rebound to victory or popularity.

(slang) A child of divorced parents.

A brilliant or accomplished young person.

(informal) I wasn't serious; it was only a joke.

(informal) A young person belonging to a current popular fad or fashion subgenre, often relating to a musical genre.

(informal) A schoolchild who carries keys to his or her house because there is usually no parent home when school finishes.

(originally US, informal) A young adult who has moved back into the parental home after a period of independence.

(speech act, idiomatic) Used to attempt to make a serious point in a jocular conversation.

Alternative spelling of whiz kid

Alternative spelling of whiz kid