Early 17th century; earliest use found in William Shakespeare (1564–1616), playwright and poet. Partly from rumour + -er, and partly from rumour + -er.
Definition of rumourer in US English:
rumourer
nounˈruːm(ə)rə
North American rare
A person who spreads rumours.
Origin
Early 17th century; earliest use found in William Shakespeare (1564–1616), playwright and poet. Partly from rumour + -er, and partly from rumour + -er.