someday
Americanadverb
adverb
Spelling
The adverb someday is written solid: Perhaps someday we will know the truth. The two-word form some day means “a specific but unnamed day”: We will reschedule the meeting for some day when everyone can attend.
Etymology
Origin of someday
before 900; Middle English sum day, Old English sum dæg; some, day
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
She also wants to prepare the company to someday enter the public markets.
It had a roll-down bamboo window shade and a fine closet full of shelves and a pull-out trundle in case someday a friend came to spend the night.
From Literature
![]()
“Because someday I’m going to see them,” I told her.
From Literature
![]()
As children, they both told relatives they would someday play in the Olympics — a prediction that was particularly bold for Knight since women’s hockey wasn’t even an Olympic sport then.
From Los Angeles Times
“We will all bow out someday but hopefully not anytime soon,” added Art, a friend since junior high who’s the Mexiclan’s resident Aristotle.
From Los Angeles Times
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.