Improve Blotter meaning in Urdu

Is there any meaning of the word blotter that needs an edit? Please click that meaning to rewrite it.

سیاہی چٹ کاغذ کی کتاب

Is there any meaning of the word blotter that needs to be removed from the list? Please click that meaning to mark it for deletion.

سیاہی چٹ کاغذ کی کتاب

Do you want to add a new meaning, definition, and a sentence of the word blotter? Please feel free to add.