a small figure representing a baby or other human being, especially for use as a child's toy.

Slang. a pretty but expressionless or unintelligent woman. a girl or woman, especially one who is considered attractive. a boy or man who is considered attractive. (sometimes initial capital letter) an affectionate or familiar term of address, as to a child or romantic partner (sometimes offensive when used to strangers, casual acquaintances, subordinates, etc., especially by a male to a female).

Informal. a generous or helpful person: You're a doll for lending me your car.

doll up, Informal. to dress in an elegant or ostentatiously stylish manner: She got all dolled up for a trip to the opera.

a female given name, form of Dorothy.