PEN: The American Sign Language (ASL) sign for "pen"

 

If you want to show the concept of PEN as in a writing tool you can fingerspell P-E-N

Sample sentence: P-E-N DON'T-MIND you-LEND-me?

If you want to convey the concept of PEN as in an enclosure, one way to sign that is:

Notes: 

Also See: PENCIL

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