1. dynamic, high-powered.
|Maclean’s (Toronto) 11 Feb. 22: Last year’s high-octane effort to woo workers had only limited success [HDAS].|
|Calif. Feb. 36: Sustained, high-octane acting is beyond him [HDAS].|
|Anchorage Daily News [Internet] Nugent’s profane, high-octane politics stoked the crowd, which came back with hoots, laughs and even an ‘Amen!’.|
2. of alcohol and drugs, highly intoxicating.
|BeerAdvocate [Internet] High octane brew, aimed for people that want a quick and ugly buzz.|
|Tasmanian Babes Fiasco (1998) 181: Gobbling down fistfuls of high octane drugs.|
|Sonoma County Indep. 2–8 Oct. [Internet] Often referred to on the street as ‘liquid crack,’ malt liquor is the dregs of American brews. [...] Even beer industry papers refer to malt liquor as ‘high octane’.|
3. of coffee, strong, highly caffeinated.
|Sacred Clowns 77: I’m out of decaf. And you shouldn’t be drinking the high octane stuff this late.|
|Phila. City Paper [Internet] The variety of high-octane coffee drinks can be fun for a rush.|