What is the meaning of Grund?

abyss, (in the plural) depths

green field, grassy plain

reason (a cause)

motive (incentive to act; a reason)

shoal, shallow (area of shallow water)

the foundation of a building; the part of the outer walls of a house which extends below the level of the floor, and down to the ground.

a fundament, a foundation, a basis, fundamentals; what other constructions (physical or metaphorical) rely on

a reef or shallow in water

An area of shallow water in a large body of water, which causes a potential danger to boats or ships.

Source: wiktionary.org

See also