the stroke that broke the camel's back
- (idiomatic) Alternative form of the straw that broke the camel's back
1995, Libert Amorganda Acibo Estela Galicano-Adanza, His Life, Works, and Role in the Philippine Revolution, Rex Bookstore, →ISBN, page 60:It was the stroke that broke the camel's back and Rizal broke down in tears.