Pool and goggles

pool

1

for swimming

 [countable] a hole or container that has been specially made and filled with water so that people can swim or play in it [= swimming pool]:

They have a nice pool in their backyard.

a shallow pool suitable for children

2

area of water

 [countable] a small area of still water in a hollow place:

pools of water with tiny fish in them

Mosquitoes breed in stagnant pools of water.

3

 pool of water/blood/light etc

a small area of liquid or light on a surface:

A guard found him lying in a pool of blood.

a pool of light formed by the street lamp above

4

game

 [uncountable] a game in which you use a stick to hit numbered balls into holes around a table, which is often played in bars

shoot/play pool

We went to the pub and played pool.

5

group of people

 [countable] a group of people who are available to work or to do an activity when they are needed

pool of

a pool of talented applicants to choose from

The region has a large and talented labour pool.

6

shared money/things

 [countable usually singular] a number of things or an amount of money that is shared by a group of people:

Both partners put money into a common pool.

7

 the pools

a system in Britain in which people try to win money each week by guessing the results of football games:

I do the pools sometimes.

Dad won £40 on the pools.

8

sports

 [countable] American English a game in which people try to win money by guessing the result of a sports game, or the money that is collected from these people for this:

the office basketball pool

Definition from the Longman Dictionary of Contemporary English
Advanced Learner's Dictionary.