Definition from Wiktionary, the free dictionary
humorist (plural humorists)
- A person who writes or performs humorous material.
1922, Ben Travers, chapter 1, The Cuckoo in the Nest:
- Peter, after the manner of man at the breakfast table, had allowed half his kedgeree to get cold and was sniggering over a letter. Sophia looked at him sharply. The only letter she had received was from her mother. Sophia's mother was not a humourist.