D defs.my
Entry 1 sense Webster, 1913

man Friday

· IPA /ˌmæn ˈfɹaɪˌdeɪ/
01 prop. n. A person who contributes to the fulfillment of a need or furtherance of an effort or purpose; a devoted assistant.
  1. 1.
    A person who contributes to the fulfillment of a need or furtherance of an effort or purpose; a devoted assistant.