Definition of "glatt" [glatt]

• Having none of a particular kind of adhesion on the outside of its lungs; only meat from a glatt animal can be kosher. (adjective)
• Having no ingredients from animals that are not glatt. (adjective)

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• "The technical definition of glatt kosher is meat from animals with smooth or defect-free lungs, but today the term glatt kosher is often used informally to imply that a product was processed under a stricter standard of kashrut."
• "a Hassidic Jew from Brooklyn, is best known for its kosher brands such as Aaron's Best and bills itself the world's largest processor of what's called glatt kosher beef, which adheres to the strictest kosher standard."
• "Although "glatt" has no meaning outside the slaughtering process, in the 1970s it became generally used to mean "extra kosher," as Lisë Stern explains in her recently published How to Keep Kosher."