maid of honour:
(plural: ‘maids of honour’; also at a wedding: ‘bridesmaid‘)

six maids of honour with the Queen
(at a royal court) an unmarried lady who attends, serves or helps a queen or princess with their simple chores;
(mostly in the US & Canada) a young unmarried woman who stays or attends a bride, a woman who is going to be married, at her wedding,

a maid of honour holding the bride’s dress at a royal wedding
When Dorothy was chosen as a maid of honour at the Queen’s court, her entire family celebrated the occasion with lavish dinner, inviting the neighbours and friends.
One of the occasions where tradition is broken deliberately by celebrities is the time when Angelina Jolie asked her ‘brother’ to be her maid of honour at her wedding with Brad Pitt.
It is customary for the maids of honour to toast, to say something, at the wedding ceremony, usually about some finer moments they had with the brides and the grooms, to liven up the occasion with not only the decorative flowers, cakes and music but also with words mixed with sentiments.

a maid-of-honour tart/pie
