all-time

[awl-tahym]

adjective

1. never surpassed.

   Production has reached an all-time high.

2. being as specified throughout its history.

   The game’s perfect balance of learning and enjoyment has earned it a place among the all-time gems of the genre.

all-time

adjective

1. informal,  (prenominal) unsurpassed in some respect at a particular time

   an all-time record at the Olympics

Word History and Origins

Origin of all-time¹

First recorded in 1910–15