Definition of Idiom
In the following example of idiom from Chapter 19, Sissy compares Francie to a leaf, using a common turn of phrase:
"Francie, baby, you're trembling like a leaf."
Francie had never heard that expression and it made her thoughtful. She looked at the little tree growing out of the concrete at the side of the house. There were still a few dried leaves clinging to it. One of them rustled dryly in the wind. Trembling like a leaf. She stored the phrase away in her mind. Trembling. ...
In the following example of idiom from Chapter 19, Sissy goes to Francie's school to confront Miss Briggs for her mistreatment of the young girl. Upon meeting Miss Briggs and observing an exchange between her and another student, Sissy becomes aware of the school's unfair socioeconomic hierarchy. She comments on this hierarchy through the use of idiom:
Unlock with LitCharts A+Just then, one of the little golden girls came in with a beribboned box of candy for Teacher. Miss Briggs gurgled with pleasure and kissed the child's satin pink cheek. Sissy had a mind like a freshly-honed razor. In a flash, she saw which way the wind blew; she saw it blew against children like Francie.