English

Adjective

high-octane ‎(comparative higher-octane, superlative highest-octane)

1. (of fuel) having a high octane number, good anti-knock characteristics; used in high performance vehicles
2. (by extension) high powered, energetic, forceful or dynamic
   • 2016 October 24, Owen Gibson, “Is the unthinkable happening – are people finally switching the football off?”, in The Guardian, London:

     Will the exponential growth in TV rights income at home and abroad that has fuelled the endless inflation of the Premier League’s high-octane balloon ever level off?

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