pit

a sizeable hole (usually in the ground)

“they dug a pit to bury the body”

a concavity in a surface (especially an anatomical depression)

the hard inner (usually woody) layer of the pericarp of some fruits (as peaches or plums or cherries or olives) that contains the seed

“you should remove the stones from prunes before cooking”

(Christianity) the abode of Satan and the forces of evil; where sinners suffer eternal punishment

“{'source': 'John Milton', 'text': "Hurl'd headlong … To bottomless perdition, there to dwell"}”

“a demon from the depths of the pit”

“{'source': 'Dr. Johnson', 'text': 'Hell is paved with good intentions'}”

an enclosure in which animals are made to fight

(commodity exchange) the part of the floor of a commodity exchange where trading in a particular commodity is carried on

set into opposition or rivalry

“let them match their best athletes against ours”

“pit a chess player against the Russian champion”

“He plays his two children off against each other”

mark with a scar

“The skin disease scarred his face permanently”

remove the pits from

“pit plums and cherries”