fly by

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fly by (third-person singular simple present flies by, present participle flying by, simple past flew by, past participle flown by)

1. Used other than figuratively or idiomatically: see fly,‎ by.
2. (idiomatic) To pass or go past quickly, often without much interaction

   Synonyms: forthglide, go by, pass by; see also Thesaurus:pass by

   I like to sit and watch the world fly by.

   The rest of the day flew by quickly.