A debut author refers to someone who is publishing their first book or writing for the first time. They are new to the world of being an author. Full definition
This result would suggest good news for established writers, not so good for debut authors. (killzoneblog.com)
I review books from debut authors on my blog, so I do know how to read critically. (livewritethrive.com)
Our industry has seen an influx of debut authors who may not know the proper publishing etiquette quite yet but I see a strong educational campaign occurring. (goodereader.com)