nipple
🇺🇸
/ˈnɪpl/
🇬🇧
/ˈnɪpl/
A small, round part on the chest that can give milk to babies.
When the baby cried, his mother gently offered her nipple to calm him down.
A rubber part on a baby bottle for feeding milk.
Make sure the bottle's nipple is clean before you feed the baby.
A part used in machines to put oil or other things in a specific spot.
The mechanic checked if the grease nipple needed replacement.