1 - A small and rather deep collection of (usually) fresh water, as one supplied by a spring, or occurring in the course of a stream; a reservoir for water.
2 - A small body of standing or stagnant water; a puddle.
3 - A supply of resources.
1 - (of a liquid) To form a pool.
1 - A pool of water used for swimming, usually one which has been artificially constructed.





