pool
noun
°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; as, the pools of Solomon. --Wyclif.
"Charity will hardly water the ground where it must first fill a pool. --Francis Bacon."
°A small body of standing or stagnant water; a puddle.
"The filthy mantled pool beyond your cell. --Shakespeare."
verb
°to put together; contribute to a common fund, on the basis of a mutual division of profits or losses; to make a common interest of; as, the companies pooled their traffic.
°combine or contribute with others, as for a commercial,speculative, or gambling transaction.