When Mona ran from the tinkers, they all pursued her: she heard their feet behind her and even a hasty snatch scraped on a fiddle, and then she heard a laugh from the tinker’s wife.
This is from “The Story of Mona Sheehy” by Lord Dunsany.(1939)
I can’t understand the meaning of the sentence below.
a hasty snatch scraped on a fiddle
Before the scene above, The tinkers were playing their fiddles around her.
I am glad if someone would kindly teach me.