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| Driving under the influence of alcohol, drunk driving,
drinking and driving (American or Canadian English), or drink-
driving (Australian, Irish, British or New Zealand English), is
the act of operating a motor vehicle (and sometimes a bicycle or
similar human-powered vehicle) after having consumed alcohol
(ethanol) or other drugs, to the degree that mental and motor
skills are impaired. In addition to driving under the influence
of alcohol and driving under the influence of other drugs, a
third "DUI" offense consists of driving under the combined
influence of alcohol and other drugs. The drugs causing or
contributing to the impairment need not be illegal, but can
consist of lawfully prescribed or over-the-counter medication.
Anti-drunk-driving advertising campaigns have aimed to raise
awareness of the legal situation and the dangers of driving
while intoxicated. Drunk-driving is respon