weak ground

weak ground

[′wēk ′grau̇nd]
(mining engineering)
Roof and walls of underground excavations which would be in danger of collapse unless suitably supported.
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References in periodicals archive ?
Peterson struck out David Greer and got Andrew Snow to hit a weak ground ball to get out of another jam in the second.
From its inception, the expression "Arab Spring" always appeared to be on rhetorically weak ground.
Moussa also had a surprisingly weak ground campaign that relied heavily on the man's persona and previous achievements.
Defence counsel Vijay Aggarwal has described the move as an attempt by the CBI to strengthen its case as it knew it was on weak ground.
He said: "When the Government is on very weak ground, it is characteristic to attack in an old-style political way.
Similarly, ex-Italian PM Berlusconi's balloon that Italy should start using its own central bank printing presses to mint euros is a clear statement that the single currency is on very weak ground if Greece's electorate appears close to voting against austerity again on 17June.
Pedroia is never easy prey, but Norberto got him on a weak ground ball and Oakland's three-game losing streak was over, and the Red Sox were back under .
Dear Editor, Jerry Blackett (Birmingham Post, December 9) is on weak ground in advocating the high speed rail link.
If the agency gives a clean chit to the other two books, it will help me show that their case against me is on weak ground," Singh said.
We are not on weak ground, but what I cannot understand is the series of statements by the service chiefs declaring that India could not take on China.
A Dig out the potholes to remove the soft, weak ground then back fill with type 1 hardcore, which you can get from a builders merchant.
I pulled both hamstrings in a game Tuesday after trying to sprint to first base on a weak ground ball hit up the middle.