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Noun: penis (penises,penes)  pee-nis
  1. The male organ of copulation ('member' is a euphemism)
    "the vagina receives the penis during coitus";
    - phallus, member

Derived forms: penises, penes

Type of: erectile organ

Part of: family jewels, lunch box [Brit, informal], male genital organ, male genitalia, male genitals, male reproductive system

Encyclopedia: Penis