by and by

/B AY1 AE1 N D B AY1/
noun
  1. 1

    Heaven; the hereafter. Usually preceded with "the sweet."

    โ€œI'm sorry ma'am, but your cat's gone on to the sweet by and by.โ€

adverb
  1. 1

    After a short time.

  2. 2

    After an indefinite period.

    โ€œSit down, have a rest, and by and by you'll be feeling better.โ€

  3. 3

    Immediately; at once.

Source: https://en.wiktionary.org/wiki/by%20and%20by