all-time high

all-time high

The highest level ever before achieved or attained. Economists are increasingly optimistic after the stock market reached a new all-time high on Saturday. Wow, a score of 2575 points! I just beat my previous all-time high!
See also: high
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.

all-time high (low)

A record achievement (or failure), never before surpassed. An Americanism from the early twentieth century, the term has been applied to matters economic (production), recreational (golf score), and numerous other areas.
See also: high
The Dictionary of Clichés by Christine Ammer Copyright © 2013 by Christine Ammer