cost (someone) dearly

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cost (someone) dearly

To cause dire, harmful, or problematic consequences for someone, especially regarding a foolish action or a mistake. Drinking all night before his final exams is going to cost him dearly. That late penalty could cost them dearly, as it now puts their opponents within range to tie the game.
See also: cost, dearly
References in periodicals archive ?
Del Bosque, who guided Spain to 2010 World Cup and Euro 2012 glory, was disappointed to lose a game he believed his side dominated and felt their sluggish start cost them dearly.
That said it was Derry's failure to net that vital insurance goal which cost them dearly in the end having led 1-0 at the break.
Sydney, Feb 24 ( ANI ): Former Australia captain has claimed India's refusal to use the Decision Review System (DRS) cost them dearly on day one of the first Test match against Australia in Chennai, as captain Michael Clarke scored a brilliant century after getting reprieve from the umpire in the initial stage of his innings.
He added: "I hope that prosecutions such as this show the very small minority that failing to take their environmental responsibilities seriously could cost them dearly.
0 AIRBUS chalked up a comfortable 3-0 victory over shot-shy Caersws who had just the one effort on target all afternoon - their lack of goals has continued to cost them dearly.
With four overs remaining West Indies required 37 with three wickets in hand but a wicket and only two off the over cost them dearly and even Chanderpaul's heroics could not recover the situation as Umar Gul claimed two crucial late wickets.
The hosts had sufficient chances to wrap up the match, but the brilliance of Harvey and clear-cut missed opportunities by Mark Pritchard (twice) and Chris Holloway cost them dearly.
But the Romanians' indiscipline cost them dearly in the final half-hour as a series of penalties from Ramiro Pez proved the difference between the sides.
New Zealand had led 15-6 at half-time but when prop Carl Hayman was sin-binned in 62 minutes it cost them dearly.
The visitors' sin-binnings, just before and just after the interval, cost them dearly as Sale forged into a 26-9 lead.
And as usual, it cost them dearly, this time in the form of a 4-3, 14-inning loss to the Houston Astros in front of 30,451 on Tuesday night at Minute Maid Park.
Rangers coasted from then on but must beware against slack moments at the back which could cost them dearly against Auxerre in the UEFA Cup on Wednesday.
TUC assistant general secretary Kay Carberry said: ``Too few young people realise that a failure to save now will cost them dearly in their old age.
For much of the game the home side dominated, but all too often their finishing was poor and in the end it could have cost them dearly.
But two poor refereeing decisions cost them dearly.