1. A piece of cloth or plastic secured under the chin and worn, especially by small children, to protect the clothing while eating.
a. The part of an apron or pair of overalls worn over the chest: "The day my son Laurie started kindergarten he renounced corduroy overalls with bibs and began wearing blue jeans with a belt" (Shirley Jackson).
b. Bibbed overalls worn while skiing.
c. A piece of cloth or plastic bearing a number, usually worn over the chest or back, identifying a competitor in a race.
3. A patch of differently colored feathers or fur on the throat or chest of a bird or mammal.
tr. & intr.v. bibbed, bib·bing, bibs
To drink or indulge in drinking.
[Probably from Middle English bibben, to drink heartily, from Latin bibere; see pō(i)- in the Appendix of Indo-European roots.]
The American Heritage® Dictionary of the English Language, Fifth Edition copyright ©2019 by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Indo-European & Semitic Roots Appendices
Thousands of entries in the dictionary include etymologies that trace their origins back to reconstructed proto-languages. You can obtain more information about these forms in our online appendices:
The Indo-European appendix covers nearly half of the Indo-European roots that have left their mark on English words. A more complete treatment of Indo-European roots and the English words derived from them is available in our Dictionary of Indo-European Roots.