A title given to someone, especially the son or daughter of a peer, that has no legal validity.
礼节性尊称；（尤指给贵族子女的无法律实效的）爵号
he bore the courtesy title of Count of Champagne
Example sentencesExamples
The eldest son normally takes as his courtesy title the family viscountcy.
You see, I have nursed a particular point of irritation with Mr. Manager for some time, as he absolutely refuses to address me by any other courtesy title but ‘Miss.’
A baron's wife can use the courtesy title ‘Lady’.
The title belonged to her knighted husband, hers is a subsidiary or courtesy title and portrayed in the manner described to denote this.
Men don't have different courtesy titles to identify their marital status and I don't see why women should be expected to.
Definition of courtesy title in US English:
courtesy title
nounˈkərdəsi ˈtaɪdlˈkərdəsē ˈtīdl
A title given to someone, especially the son or daughter of a peer, that has no legal validity.
礼节性尊称；（尤指给贵族子女的无法律实效的）爵号
he bore the courtesy title of Count of Champagne
Example sentencesExamples
A baron's wife can use the courtesy title ‘Lady’.
You see, I have nursed a particular point of irritation with Mr. Manager for some time, as he absolutely refuses to address me by any other courtesy title but ‘Miss.’
Men don't have different courtesy titles to identify their marital status and I don't see why women should be expected to.
The title belonged to her knighted husband, hers is a subsidiary or courtesy title and portrayed in the manner described to denote this.
The eldest son normally takes as his courtesy title the family viscountcy.