for all time

prep_phrase

for all time

prep_phrase

1

Idiomatic Perpetually; eternally, forever.

Another new station was planned—a bigger, vaster, all-embracing station, one that would last for all time.1958 September 23, C. Alan Cook, “Johannesburg's Fourth Station”, in Railway Magazine, pages 640-641:

Entry derived from the Wiktionary, under licence CC BY-SA 4.0 — list of authors.