Mills & Boon
/ˌmɪlz (ə)n(d) ˈbuːn/(also Mills and Boon)
noun
1A trademark for: a (type of) popular romantic novel published by Mills & Boon Limited.
2 Allusive. A person or situation reminiscent of the type of fiction published by Mills & Boon Limited, especially in its light, romantic manner or style.
adjective
Allusive. Denoting idealized and sentimental romantic situations of a kind associated with the fiction published by Mills & Boon Limited.
Origin
Early 20th century; earliest use found in Dundee Courier. From the names of Gerald Mills and Charles Boon, who together founded the publishing house Mills & Boon Limited in 1908.