nouns
an excavation that is (usually) filled with water
is a type of (narrower)
a hole in the ground made by excavating
a small lake
"the pond was too small for sailing"
an organization of people or resources that can be shared
"a car pool"; "a secretarial pool"; "when he was first hired he was assigned to the pool"
is a type of (narrower)
a group of people who work together
an association of companies for some definite purpose
any communal combination of funds
"everyone contributed to the pool"
is a type of (narrower)
funds taken out of earnings to provide for anticipated future payments
a small body of standing water (rainwater) or other liquid
"there were puddles of muddy water in the road after the rain"; "the body lay in a pool of blood"
the combined stakes of the betters
something resembling a pool of liquid
"he stood in a pool of light"; "his chair sat in a puddle of books and magazines"
any of various games played on a pool table having 6 pockets