Noun
A fascinating person or thing.
A delicate, often frivolous head decoration worn on the hair, primarily by women
(dated, US) A type of wool or lace headscarf
Source: en.wiktionary.orgI don't mind a big fascinator. I think there is more scope for artwork in a fascinator rather than a hat. Zara Phillips
Her Philip Treacy fascinator at Prince William and Kate Middleton's wedding was a memorable style moment. Source: Internet
Later in May, at Prince Harry and Duchess Meghan's royal wedding, she looked every inch the young lady in a sweet black and white outfit, wearing a matching monochrome fascinator. Source: Internet
I had also seen on Facebook in April 2013 a picture of his sisters and their daughters in Muscat, and one of his sisters was wearing a fascinator. Source: Internet
Who is for wearing these pretty potholders as fascinator hats? Source: Internet
If you would prefer something smaller, a fascinator allows you to make a statement without the bulk of a hat. Source: Internet