expression, godan verb (-ku)
stop writing; put down one's pen; close a letter
Idiomatic expression for ceasing to write, either temporarily or permanently, or for concluding a written work or letter.
長い手紙を書いて、やっと筆を置いた。
After writing a long letter, I finally put down my pen.
作家はその作品を最後
The author decided to stop writing after that work.