bib
US /bɪb/
UK /bɪb/

1.
a piece of cloth or plastic that is worn by babies to protect their clothes while they are eating
:
•
The baby wore a colorful bib during mealtime.
•
Don't forget to put a bib on him before feeding.
2.
the part of an apron, overalls, or dungarees that covers the chest
:
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The carpenter wore overalls with a large front bib.
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Her new apron has a cute patterned bib.