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Definition of someday

someday

/ˈsʌm.deɪ/
some · day
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someday Lexical Profile

someday Game Scores & Validity

• adverb

1

At an indefinite or unspecified time in the future.

Example

"She hopes to open her own architecture firm someday."

Synonyms
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Antonyms
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• adjective

1

Expected, hoped, or destined to exist or occur at an unspecified time in the future.

Example

"The young apprentice proved to be the someday heir to the family business."

Synonyms
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Antonyms
View all antonyms for someday

Word Nuance & Usage

The one-word adverb 'someday' refers to an indefinite time in the future, whereas the two-word phrase 'some day' typically refers to a single, unspecified day ('Let's meet for lunch some day next week').

• Nearby Words

sombrero
some
somebody
someday
somehow
someone
someplace

Cite this Entry

Wordmom. (2026). Definition of Someday. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/someday
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