the GNU version of the Collaborative International Dictionary of English
n. A writer of prose; an unpoetical writer.
The Century Dictionary and Cyclopedia
n. A writer of prose.
n. A prosaic or commonplace person; one destitute of poetic thought or feeling.
Word Usage
"Of course Meredith can do it, and so could Shakespeare; but with all my romance, I am a realist and a prosaist, and a most fanatical lover of plain physical sensations plainly and expressly rendered; hence my perils."