adrenaline rush

American  

[uh-dren-l-in ruhsh] / əˈdrɛn l ɪn ˌrʌʃ /

noun

1. a sudden, intense feeling of exhilaration or excitement caused by or as if by a surge of adrenaline.

   It's the adrenaline rush and the intensity of the competition that I most look forward to.

   These folks eat, breathe, and sleep roller coasters and can never get enough of an adrenaline rush.

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Etymology

Origin of adrenaline rush

First recorded in 1965–70