A bubble is a small round shape made of air inside a liquid. You can see bubbles in water or in soap when you blow through a straw.
The bubble floated on the water.
She blew a big soap bubble.
When a liquid bubbles, small round balls of air or gas come out of it. This usually happens when the liquid is very hot.
Water bubbles when it gets hot.
The soup is bubbling on the stove.
Sometimes, bubbles form inside or under things like paint or glass. These bubbles are small air pockets or spaces that should not be there.
There was a bubble under the paint.
The bubble in the glass broke easily.
In economics, a bubble happens when prices go up very fast for things like houses or stocks. Then the prices fall down quickly and cause problems.
The housing bubble burst last year.
Many people lost money in the stock bubble.
A bubble can also mean a situation where people only see ideas or information from their own group. This can stop them from hearing other opinions.
They live in a bubble of like-minded friends.
Online bubbles can limit what you see.
To bubble can mean to show strong feelings like happiness or excitement clearly. It is like feeling warm and lively inside.
She was bubbling with happiness today.
He bubbled with excitement about the trip.
To bubble means to speak in a quick, happy way. People often bubble when they are excited or feeling good.
The children bubbled all afternoon.
She bubbled happily about her day.