1. Any one of various liquids for drinking, usually excluding water.
2. To drink moderately but regularly.
3. To drink; to sip; to tipple.

Non-drinking forms of bib

1. A piece of cloth or plastic secured under the chin and worn, especially by small children, to protect their clothing while eating.
2. The part of an apron or pair of overalls worn over the chest.
3. Bibbed overalls worn while skiing.
4. A piece of cloth or plastic bearing a number, usually worn over the chest or back, identifying a competitor in a skiing race.