renege

renege on (something)

To withdraw from or fail to do or carry out something, such as a given commitment, promise, plan, or situation. People are beginning to worry that the president is going to renege on his campaign promises. The merger was all set to move forward, but the other company reneged on the agreement at the last possible moment.
See also: on, renege
Farlex Dictionary of Idioms.

renege on something

to go back on one's promise or commitment. I am mad at you because you reneged on your promise! I did not renege on what I promised.
See also: on, renege
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs.

renege on

v.
To fail to carry out some promise or commitment; go back on a promise or commitment: If I had known that you would renege on your contract, I never would have hired you.
See also: on, renege
The American Heritage® Dictionary of Phrasal Verbs.
See also:
  • be (batting) on a losing wicket
  • stop at
  • stop at (something)
  • fall flat
  • take a gamble
  • talk (oneself) out of (something)
  • rats deserting a sinking ship
  • fail at life
  • take a chance on
  • take a chance on (someone or something)
References in periodicals archive
That is, the customers never renege. The model reduces to Geo/Geo/LW queue with balking and multiple working vacations (for [delta] = 0) and single working vacation (for [delta] = 1).
THE FEDERAL GOVERNMENT'S INCENTIVE TO RENEGE ON ITS ANNOUNCED TRANSFER SCHEME
Therefore making unjustified claims that you are going to renege on your fair share of debt is one of the most irresponsible things a potential leader of an independent Scotland could be saying.
If, as seems likely, the new Islamic-leaning leadership in Egypt reneges on the deal, will that mean that the Sinai will be given to Israel?
Although it is impossible to fix a precise probability on whether Congress will actually renege, thinking through all the possible scenarios for individuals in different circumstances can help a financial planner devise a prudent strategy.
Local and state underwriting associations, with laudable exceptions, wither, thank you sir, may we have even less?--as petty-cash-obsessed insurers renege on even minimalist support and should-be members balk at shelling out the dollar equivalent of a DVD and stay away in droves.
If you can suspend enough disbelief to think that two popes will commit suicide, contemporary cardinals will commit murder and mayhem, and the Catholic church will renege on previous teachings and allow abortion, priests to marry, negate papal infallibility, and condone nearly all other matters that would fall under the heading of sin--then you can go ahead and enjoy an otherwise suspenseful tale of intrigue.
Many other companies renege on health insurance promises made to retirees.
Responding to anger over Topping's retention deal, chairman Gareth Davies said: "I am a man of my word and I will not renege on that deal."
YESTERDAY'S SOLUTIONS BAP SHED BOPS AWL PERU EM I T BOO ALOE TEND ALTERED PAL RENEGE EBB LACE EASTER APACHE TSETSE MENTAL PETE ASA TIVOLI DEE AMIABLE ASIA AGES OIL MEAT RUNT UNA PANS MESS TON WEE THINKER Across: 1 Lute; 4 Coast; 7 Sense; 8 North; 9 Nurse; 10 Maple syrup; 14 Relief; 16 Denote; 17 Ridiculous; 22 Elect; 23 Glide; 25 Eagle; 26 Plead; 27 Real.
Then when they hit the jackpot, without a second thought they renege on what they have promised.
During the last week we've seen our Government renege on a promise made at the last election, and our much respected and beloved Assembly in Cardiff award itself a pay rise of 8.3%.
BMI, which is being bought by German carrier Lufthansa, had decided to "renege" on the deal and freeze pay this year, said Balpa.
George Gillett and Tom Hicks seem likely to renege on theirs at Liverpool.
Sir - The New Labour Government is to renege on a deal with the police to save pounds 30m and thus save the country from the economic disaster of inflation.