Meaning of fourth gear | Babel Free

Definitions

1. The fourth of the available gears in a transmission or other gearbox.
   countable, uncountable
2. A maximal level of effort.
   countable, dated, idiomatic, uncountable

Examples

“During the seventies, Shashi Kapoor went into fourth gear in Bollywood, while Merchant and Ivory made a slew of films, many of which were not set in India.”

“After all, he did the very same thing, pool and lunch, every Friday afternoon for five months—Friday perfect because it gave his cock a rest before the weekend, when it went into fourth gear.”

CEFR level