noun, verb, bibbed, bib⋅bing.| 1. | 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. |
| 2. | any similar cloth or part of a garment. |
| 3. | the front part of an apron, overalls, or similar protective garment above the waist. |
| 4. | Fencing. a piece of canvas attached to the base of the mask, for protecting the throat. |
| 5. | bibcock. |
| 6. | Archaic. to tipple; drink. |
| 7. | put or stick one's bib in, Australian Informal. to interfere. |
