pit
     n 1: a sizeable hole (usually in the ground); "they dug a pit to
          bury the body" [syn: {cavity}]
     2: a concavity in a surface (especially an anatomical
        depression) [syn: {fossa}]
     3: 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" [syn: {stone}, {endocarp}]
     4: a trap in the form of a concealed hole [syn: {pitfall}]
     5: a surface excavation for extracting stone or slate; "a
        British term for `quarry' is `stone pit'" [syn: {quarry},
        {stone pit}]
     6: lowered area in front of a stage where an orchestra
        accompanies the performers [syn: {orchestra pit}]
     7: a workplace consisting of a coal mine plus all the buildings
        and equipment connected with it [syn: {colliery}]
     v 1: 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" [syn: {oppose}, {match}, {play off}]
     2: mark with a scar; "The skin disease scarred his face
        permanently" [syn: {scar}, {mark}, {pock}]
     3: remove the pits from; "pit plums and cherries" [syn: {stone}]
     [also: {pitting}, {pitted}]