garden pond; miniature lake
Refers to a small ornamental pond or lake, typically found in traditional Japanese gardens.
Carp are swimming in the garden pond of the Japanese garden.
Can refer to a natural spring or an artificial fountain; context distinguishes it from the garden pond sense.
Let's meet by the fountain in the park.
There is a small garden pond in the yard.
The gardener dug a garden pond in the corner of the yard.
A spring is welling up from the mountainside.