adv
Meaning 1
At the very beginning; when something is entirely new.
Definition source: English Wiktionary via Wiktextract
Examples
- to buy something day one
Meaning relationships
Synonyms: none provided
Antonyms: none provided
Phrase guide
day one
Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.
Sound
Pronunciation
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No pronunciation record was provided for this word.
noun
Meaning 2
The very beginning.
Definition source: English Wiktionary via Wiktextract
Examples
- I've been with the project since day one.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
noun
Meaning 3
A close, longtime friend, one who has been around since the beginning.
Definition source: English Wiktionary via Wiktextract
Usage: US, slang
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
History
Etymology
No etymology was provided for this word.
Across languages
Translations
4 source translations are retained for this English entry.
- Russian: в пе́рвый же день (v pérvyj že denʹ) — at the very beginning
- Russian: с пе́рвого же дня (s pérvovo že dnja) — at the very beginning
- Russian: сра́зу (srázu) — at the very beginning
- Russian: снача́ла (snačála) — at the very beginning