A common blood test, the blood urea nitrogen (BUN) test reveals important information about how well your kidneys and liver are working. A BUN test measures the amount of urea nitrogen that's in your blood. 1  Your liver produces ammonia â which contains nitrogen â after it breaks down proteins used by your body's cells.  The nitrogen combines with other elements, such as carbon, hydrogen and oxygen, to form urea, which is a chemical waste product.
Top Definition. Blad. Blad/blud/blood, blad being the london pronounciation of the word, is not a ''chav'' word. It actually comes from jamaica and comes from the meaning of brother, of part of ones blood line, saying that someone is close to them.op Definition. Blad. Blad/blud/blood, blad being the london pronounciation of the word, is not a ''chav'' word. It actually comes from jamaica and comes from the meaning of brother, of part of ones blood line, saying that someone is close to them.
Best Answer: Blighty is an English slang term for Britain, deriving from the Hindustani word vilÄyatÄ« (à¤µà¤¿à¤²à¤¾à¤¯à¤¤à¥) (pronounced bilÄti in many Indian dialects and languages) meaning foreign, and is itself derived from the Arabic/Urdu word wilayat, meaning a kingdom or ministry.