Verb
(intransitive) To write something (especially using pen and ink).
(intransitive) To begin to write something.
Source: en.wiktionary.orgThe living Church of the redeemed is his book. He founded a religion of the living spirit, not of a written code, like the Mosaic law. Yet his words and deeds are recorded by as honest and reliable witnesses as ever put pen to paper. Philip Schaff
The best writers who have put pen to paper have often had a journalism background. Rick Bragg
Writers are people who put pen to paper every day. Richard Russo
Like everything, what compels one to put pen to paper is a great question. Todd Solondz
You have moments of grief in life, and if you can put pen to paper and capture that, that's something wonderful. I can revisit actual songs about past deaths, and I know that emotion is as true now as it was then. John Lydon