Look up past in Wiktionary, the free dictionary.
PAST or Past may refer to:
- past, the totality of events which occurred before a given moment in time
- Past tense
- PAST (Poland) (Polish: Polska Akcyjna Spółka Telefoniczna, Polish Telephone Joint-stock Company), a defunct Polish telephone operator
- PAST Foundation, an American educational foundation
- PAST storage utility, a distributed storage system
- Pan African School of Theology (PAST), Nyahururu, Kenya
- Primeval Structure Telescope (PaST), a Chinese radio telescope
- Summit Airport (Alaska) (ICAO airport code: PAST)
- Past a sculpture in Washington, D.C, by Robert Ingersoll Aitken
- PAST: The Newsletter of the Prehistoric Society