prose
noun
the ordinary form of spoken or written language, without metrical structure, as distinguished from poetry or verse.
Used to describe an ongoing action or state that is currently taking place in the immediate present.
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
I don't know why I am prosing along at this rate and avoiding the main object of this letter.
From Margarita's Soul The Romantic Recollections of a Man of Fifty by Williams, J. Scott (John Scott)