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Noun: pen  pen
  1. A writing implement with a point from which ink flows
  2. An enclosure for confining livestock
  3. A portable enclosure in which babies may be left to play
    - playpen
  4. [N. Amer, informal] A correctional institution for those convicted of major crimes
    - penitentiary
  5. Female swan
Verb: pen (penned,penning)  pen
  1. Produce a literary work
    "He penned four novels";
    - write, compose, indite [archaic]
  2. Enclose or keep in a pen

Derived forms: penning, penned, pens

Type of: correctional institution, create verbally, enclosure, swan, writing implement

Encyclopedia: Pen, Raigad