bib
noun
a piece of cloth, plastic, or paper that covers the chest and is often tied under the chin of a child to protect the clothing while the child is eating.
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
Though Joseph Altuzarra’s costumes aren’t fancy, they each have one unnecessary item: a diagonal frill on Ms. Peck’s dress, a biblike pouch on Mr. Fairchild’s vest.
From New York Times ● May 9, 2013