Yes, pools is a Scrabble word!

Verb

1. Combine into a common fund

2. Join or form a pool of people

Noun

1. An excavation that is (usually) filled with water

2. A small lake

3. An organization of people or resources that can be shared

4. An association of companies for some definite purpose

5. Any communal combination of funds

6. A small body of standing water (rainwater) or other liquid

7. The combined stakes of the betters

8. Something resembling a pool of liquid

9. Any of various games played on a pool table having 6 pockets