chain lightning

(Канада, США, неисчисляемое)Lightning in angular, zigzag, or forked flashes.

smart as chain lightning (sharp-witted)

faster than a cat lapping chain lightning

a form of lightning that moves rapidly in a zigzag path with one end divided (fork-like)

(США, атрибутивное, особенно, неисчисляемое)(A person or thing that is) very fast and dynamic.

Hettie was chain lightning with a six-shooter.

(США, устаревшее, сленг, неисчисляемое)A high-proof whiskey or other spirit that has not been allowed to mature; a poor-quality or adulterated spirit.