# time flies

Pronunciation: US/UK say "TYM FLYZ" /ˌtaɪm ˈflaɪz/; AUS say "TYM-flyz"

## Idiom

1. Said to express that time passes quickly, often without one noticing how much has gone by.
   - Simple: Used to say that time goes by very fast, often faster than you expect.
   - _Time flies when you're caught up in a good book._
   - _Looking back on the road trip, she couldn't believe how time flew._

## Origin

A calque (a word-for-word translation) of the Latin phrase "tempus fugit".

Source: DictionaryAI, https://dictionaryai.com/define/time-flies (written from Wiktionary data, CC BY-SA 4.0: https://creativecommons.org/licenses/by-sa/4.0/).