A pocket is a small space in clothes to carry things like money or keys. It is usually inside or on the outside of clothes.
Put your keys in your pocket.
This coat has big pockets.
Pocket can mean a small space or area that is separate from others. It can be a small place surrounded by something else.
There is a pocket of forest here.
We found a small pocket of dry land.
Pocket can mean the money a person has for small personal uses. It means paying with your own money, not from a company or group.
He paid from his own pocket.
She saved money in her pocket for lunch.
To pocket means to take or keep something, sometimes without telling others. It is often for money or small things.
He pocketed the extra money.
She pocketed the prize for herself.
In sports or science, a pocket is a small space inside a larger area. It can be an open area in a group or a small amount of a substance in something else.
The player ran into a pocket of space.
There was a pocket of gas underground.
In a military context, a pocket is a small area held by troops surrounded by enemies. It is a place of fighting or defense.
The soldiers were trapped in a pocket.
The city had a pocket of resistance.
A pocket can be a small place or container to keep things. It can be part of a bag, wallet, or other object.
The bag has a pocket for my phone.
He kept a pocket for batteries.