Field Sobriety Test
Definition - What does Field Sobriety Test mean?
A field sobriety test is a set of three tests an individual suspected of driving under the influence of alcohol or drugs (DUI/DWI) is asked by law enforcement to perform during a traffic stop. It is used to determine whether the individual is intoxicated. The three tests that constitute the standard field sobriety test are the one-leg stand test, the walk-and-turn test, and the horizontal gaze nystagmus (HGN).