person under legal age, the age when he or she attains full civil rights. The legal age is 18 in most states, but may be 21 in some states.

person under the age of majority specified by law (18 to 21 years, depending on the state). Certain contracts, entered into by a minor, are voidable by the minor. Note that the other party is bound; only the minor may void them. For purposes of the kiddie tax, a minor is anyone under age 14.

a person under the age of majority specified by law (18 to 21 years, depending on the state).

Example: Contracts for the sale or use of real estate, entered into by a minor, are voidable by the minor. Note that the other party is bound; only the minor may void them.