the solid surface of the earth

he lay on the ground

an area of land or sea used for a specified purpose

shore dumping can pollute fishing grounds

an area of knowledge or subject of discussion or thought

third-year courses cover less ground and go into more depth

he shifted the argument on to theoretical grounds of his own choosing

factors forming a basis for action or the justification for a belief

there are some grounds for optimism

they called for a retrial on the grounds of the new evidence

a prepared surface to which paint is applied

solid particles, especially of coffee, which form a residue; sediment

machines which presoak the coffee grounds produce a superior cup of coffee

electrical connection to the earth

prohibit or prevent (a pilot or an aircraft) from flying

a bitter wind blew from the north-east and the bombers were grounded

(with reference to a ship) run or go aground

rather than be blown up, Muller grounded his ship on a coral reef

give (something abstract) a firm theoretical or practical basis

the study of history must be grounded in a thorough knowledge of the past

place (something) on the ground or touch the ground with (something)

he was penalized two strokes for grounding his club in a bunker

connect (an electrical device) with the ground

(of a batter) hit a pitched ball so that it bounces on the ground

he grounded to second