| pen |  | |
| 1. n. An enclosed area used to contain domesticated animals, especially sheep or cattle. | |
| There are two steers in the third pen. | |
| 2. n. (slang) A prison cell. | |
| They caught him with a stolen horse, and he wound up in the pen again. | |
| 3. n. (baseball) The bullpen. | |
| Two righties are up in the pen. | |
| 4. v. To enclose in a pen. | |
| 5. n. A tool, originally made from a feather but now usually a small tubular instrument, containing ink used to write or make marks. | |
| He took notes with a pen. | |
| 6. n. (figurative) A writer, or his style. | |
| He has a sharp pen. | |
| 7. n. (colloquial) Marks of ink left by a pen. | |
| He's unhappy because he got pen on his new shirt. | |
| 8. n. A light pen. | |
| 9. n. (zoology) The internal cartilage skeleton of a squid, shaped like a pen. | |
| 10. n. (now rare, poetic, dialectal) A feather, especially one of the flight feathers of a bird, angel etc. | |
| 11. n. (poetic) A wing. | |
| 12. v. To write (an article, a book, etc.). | |
| 13. n. A female swan. | |
| 14. n. (soccer, slang) penalty | |
