From Longman Dictionary of Contemporary Englishhigh-octaneˌhigh-ˈoctane adjective 1 TTChigh-octane petrol is of a very high quality2 very exciting or full of energy – used especially in newspapers and magazines This movie provides plenty of high-octane entertainment.
Examples from the Corpus
high-octane• A high-octane blend of action and patriotism fuel this predictable, average action flick.• You must use that fear, as you would a high-octane fuel, for fast forward motion.• The perfect hit, the literary equivalent to a high-octane power lunch.• This was not surprising, given its high-octane roster of judges, congressmen, and Wall Street barons.• Such high-octane tours have become increasingly popular. 