noun
also me·gil·la məˈgilə
( -s )
Etymology: Yiddish megile rigmarole, from Hebrew mĕgillăh scroll (used especially of the Book of Esther, the whole of which is read aloud during Purim)
slang
1. : a long involved story or account
the whole megillah
he'd had a lot of stuff patented over the years, but people had robbed him or swiped his ideas; the usual inventor's megillah — Alexander King
2. : production 1c
a simple matter … turns into a big political megillah — Marilyn Stasio