Results of a urine test show the presence or absence of specific drugs or drug metabolites in the urine. Metabolites are drug residues that remain in the system for some time after the effects of the drug have worn off.
DEFINITION of 'Bar'. A bar is a graphical representation of a stock's price movement that contains the open, high, low and closing prices for a set period of time or a specified set of data. For example, if a trader is working with daily data, one bar represents the set of quotes for one day.
Bar, barrier, barricade mean something put in the way of advance. Bar has the general meaning of hindrance or obstruction: a bar across the doorway. Barrier suggests an impediment to progress or a defensive obstruction (natural or artificial): a trade barrier; a mountain barrier; a road barrier. A barricade is especially a pile of articles hastily gathered or a rude earthwork for protection in street fighting: a barricade of wooden boxes.