one of these days

adverb

One day, some day (especially in warning of a negative consequence).

“One of these days, he won't be so lucky.”

Similar
someday
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Meanings

adverbone of these days (not comparable)
  1. not comparableOne day, some day (especially in warning of a negative consequence).

    One of these days, he won't be so lucky.

    1 more example

    We'll be seeing you one of these days, I expect.

    Synonyms: someday

Synonyms & antonyms

adverbOne day, some day (especially in warning of a negative consequence).

Similar
someday
Also see
one daysomedaysooner or later

Translations

Finnish jonakin päivänä
  • jonakin päivänäone day
French un de ces quatre, un de ces jours
  • un de ces quatreone day
  • un de ces joursone day
Polish niedługo, wkrótce
  • niedługoone day
  • wkrótceone day
  • pewnego dniaone day
Portuguese qualquer dia desses, algum dia desses
  • qualquer dia dessesone day
  • algum dia dessesone day
  • um dia dessesone day
  • um dia destesone day
Russian одна́жды, в оди́н прекра́сный день
  • одна́жды (odnáždy)one day
  • в оди́н прекра́сный день (v odín prekrásnyj denʹ)one day
  • когда́-нибудь (kogdá-nibudʹ)one day
  • на днях (na dnjax)one day
Scottish Gaelic latha de na làithean
  • latha de na làitheanone day
Spanish un día de estos
  • un día de estosone day
Swedish en vacker dag
  • en vacker dagone day
Cite this entry
APA

one of these days. (n.d.). In WatkinsX Dictionary. Retrieved November 5, 2026, from https://dictionary.watkinsx.com/word/one%20of%20these%20days

MLA

“one of these days.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/one%20of%20these%20days. Accessed November 5, 2026.

Chicago

WatkinsX Dictionary, s.v. “one of these days,” accessed November 5, 2026, https://dictionary.watkinsx.com/word/one%20of%20these%20days.

Source: one of these days on Wiktionary, CC BY-SA 4.0.