drop ball

drop ball

[′dräp ‚bȯl]
(engineering)
A ball, weighing 3000-4000 pounds (1400-1800 kilograms), dropped from a crane through about 20-33 feet (6-10 meters) onto oversize quarry stones left after blasting; this method is used to avoid secondary blasting.
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References in periodicals archive ?
Keates continued: "He's given a drop ball (after the second decision), because it is easier for him to give a drop ball than the right decision when it is our throw in.
The Bohs players and supporters were left incensed when O'Donnell retained possession after play resumed with a drop ball following an injury to Gypsies defender, Dan Byrne.
If the doctor does it, it is a drop ball, which again is wrong for football.
Johnson accused Wolves central defender Danny Batth of unsporting behaviour for not playing a drop ball back to goalkeeper Richard O'Donnell after the game had been stopped when City's Luke Freeman was injured.
Then he appeared to throw a drop ball into the path of Hibs' Liam Fontaine in the build-up to the Easter Road side's goal.
Gerona, Tarlac - Residents, church-goers and parents have condemned the reopening of a gambling joint featuring drop ball betting tables right inside the St.
The ball went to a Tynte forward who placed it into the empty net, but referee John Dempster of Swansea disallowed the goal, ruling that the ball was dead once the spectator had entered the field of play and ordered a drop ball where the fan kicked it.
Bucks' best chance was denied following a Rovers' back pass - the referee had given the free kick, subsequently forgot, and instead awarded a drop ball.
Powell, who watched his top-of-the-table team lose for only the fifth time this season, said he was "perplexed" by referee Carl Boyeson's decision to restart with a drop ball after Kay's first-half tackle on Scott Wagstaff left both players needing treatment.
Best had also struck the bar when he was meant to be giving the ball back to Doncaster from a non-contested drop ball after a head injury to Jason Shackell.
Best had earlier avoided a memorable moment of controversy when his attempted pass to Rovers goalkeeper Neil Sullivan, from an uncontested drop ball, struck the crossbar.
According to the laws of the game, the beach ball should have been considered an "outside agent" and referee Mike Jones should have disallowed the goal and awarded a drop ball.