Definition of kosher in English:



  • 1(of food, or premises in which food is sold, cooked, or eaten) satisfying the requirements of Jewish law.

    ‘a kosher kitchen’
    • ‘That's when you combine kosher salt, brown sugar, juniper berries, and a lot of water.’
    • ‘Sara Goldstein, of Long Island, New York, has the added requirement of finding kosher foods suitable for her Weight Watchers diet.’
    • ‘They visit the kitchens to certify that the food is kosher, that is, cooked in accordance with Jewish law.’
    • ‘Now, thank God, we have two beautiful Jewish children attending Jewish day school, keep Shabbat and have a kosher kitchen.’
    • ‘KosherPets was founded by a Florida couple who started feeding kosher meat to their dog for health reasons.’
    • ‘The soldier related that he was assigned to a remote base where there were no Jewish soldiers, no religious services, no kosher food and where it was impossible to keep Shabbat or any mitzvah at all.’
    • ‘An American film crew, with Jewish producers, ‘just happened’ to be in post-production at the time, and they insisted on kosher food.’
    • ‘Or, scrub the pot with half a lemon sprinkled with kosher salt, and rinse thoroughly.’
    • ‘‘Our wedding meal was the first kosher food we ever ate,’ recalled Sarah years later.’
    • ‘Animals killed for Muslim halal and Jewish kosher meat are exempt from the rule that ensures all animals are stunned before being slaughtered.’
    • ‘Being hungry, I stopped at the cafeteria and asked if they had kosher food.’
    • ‘For kosher meat, Kashrut law stipulates that all meat must be consumed within 72 hours of slaughter.’
    • ‘Having placed their beliefs and trust in the national union, Jewish students expected, as promised, their religious requirements of kosher food to be met.’
    • ‘Paul and James soon came into conflict as Paul gradually dropped the basic Jewish ceremonies and rituals, such as the eating of kosher foods and the circumcision.’
    • ‘Since customers would normally assume the meat is kosher, the defect must be revealed to all customers, even non-Jewish ones, to avoid misleading them.’
    • ‘Then he added it to a bowl with cayenne pepper, kosher salt, and brown sugar.’
    • ‘But my mother was worried about how she would feed and care for four kids who could eat only kosher food.’
    • ‘The Army lost all the kosher food I'd brought with me, and my wife had to work hard back in the States just to make sure I was fed.’
    • ‘No less a part of Jewish tradition than kosher food or circumcision, faith in the coming of the Messiah is a central pillar of Judaism.’
    • ‘The center, which prepares kosher food for needy Jews, occupies the ground floor of a five-story residential building.’
    allowable, allowed, permissible, permitted, acceptable, passable, tolerable, satisfactory, justifiable, defensible, supportable, well founded, tenable, sound, sensible, reasonable
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    1. 1.1(of a person) observing Jewish food laws.
  • 2informal Genuine and legitimate.

    ‘she consulted lawyers to make sure everything was kosher’
    • ‘Despite its widespread popularity among Florida's politicians, the bond cap statute was not entirely kosher from a constitutional point of view.’
    • ‘‘I recognised from the beginning that it wasn't kosher,’ she told the inspectors.’
    • ‘I've talked to real witch hunters, kosher ones, who spent years and years going through real witchcraft trial evidence in France to see what the real witches were like but a lot of them were male.’
    • ‘I know this isn't kosher, this isn't how you're supposed to read books!’
    • ‘Something else about his movements wasn't kosher.’
    • ‘Yet I had always felt something wasn't quite kosher.’
    authentic, real, actual, original, pukka, bona fide, true, veritable, unfeigned, unadulterated, unalloyed
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  • Prepare (food) according to the requirements of Jewish law.

    • ‘Liver may only be koshered by the broiling method, because it has so much blood in it and such complex blood vessels.’
    • ‘Some organs can not be koshered merely by salting and rinsing; they require special treatment.’
    • ‘The consumer is advised to check this with the butcher to determine if the meat has been koshered.’
    • ‘All other oils not marked with a ` K’ have been made on equipment that may have been used for animal products and have been koshered in an acceptable manner.’
    • ‘Nowadays, most meat is koshered before sale by the butcher, thus sparing the consumer the trouble.’
    • ‘Foods that are made with fire - barbecue, anything baked in an oven - have to be koshered with fire.’
    • ‘Pot and utensils that cannot be koshered are put away and replaced with Passover dishes.’
    • ‘Meat and poultry must be properly slaughtered and koshered in the manner outlined in the Jewish dietary laws.’
    • ‘Meat to be koshered must come from animals that have split hooves and chew their cud.’
    • ‘Those who are strict about eating only glatt kosher meat eat only meat that is koshered within the three days of Shechita.’
    • ‘Liver may only be koshered through broiling, because of the preponderance of blood in it.’
    • ‘Livers are koshered by being salted and grilled until cooked through, instead of being soaked.’


  • keep (or eat) kosher

    • Observe the Jewish food regulations (kashrut).

      • ‘As an orthodox Jew, he observes Shabbat, eats kosher, and prays three times a day.’
      • ‘He explained the rituals of eating kosher and keeping Shabbat as spiritual practices.’
      • ‘I figured there was no reason to mention that I now kept kosher and make a scene.’
      • ‘I worked at the Hebrew Academy Day Camp; many of the girls I dated in high school kept kosher.’
      • ‘His family kept kosher, went to services and developed its community around the temple.’


Mid 19th century: from Hebrew kāšēr proper.