Vicodin is a combination drug made up of acetaminophen and hydrocodone. Acetaminophen is not tested for in urine drug screens, but hydrocodone is - it's part of the 'opioid' family of pain-relievers. Hydrocodone has a 1/2 life of 3.3-4.4 hours: this means it takes that long for 1/2 of the drug in your blood to leave your body.
The definition of barrage is a large volume of something, or a huge amount of things happening all at once. An example of a barrage is when 100 reporters all shoot questions at the president at the same time.
Full Definition of HEDGE. 1. a: a fence or boundary formed by a dense row of shrubs or low trees b: barrier, limit. 2. : a means of protection or defense (as against financial loss). 3. : a calculatedly noncommittal or evasive statement. See hedge defined for English-language learners. See hedge defined for kids.