pocket
noun
3.
a supply of money
4.
(bowling) the space between the headpin and the pins behind it on the right or left
5.
a hollow concave shape made by removing something
6.
a local region of low pressure or descending air that causes a plane to lose height suddenly
7.
a small isolated group of people
8.
(anatomy) saclike structure in any of various animals (as a marsupial or gopher or pelican)
9.
an opening at the corner or on the side of a billiard table into which billiard balls are struck