up to
Idioms-
As far as or approaching a certain point. For example, The water was nearly up to the windowsill , or They allowed us up to two hours to finish the test , or This seed should yield up to 300 bushels per acre . [c. a.d. 950]
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be up to . Be able to do or deal with, as in When I got home, she asked if I was up to a walk on the beach . This usage is often put negatively, that is, not be up to something , as in He's not up to a long drive . [Late 1700s]
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Occupied with, engaged in, as in What have you been up to lately? This usage can mean “devising” or “scheming,” as in We knew those two were up to something . It also appears in up to no good , meaning “occupied with or devising something harmful,” as in I'm sure those kids are up to no good . [First half of 1800s]
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Dependent on, as in The success of this project is up to us . [c. 1900] Also see the following idioms beginning with up to .
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.
Another key issue donors are gearing up to influence is how to address the AI industry’s huge need for electricity.
From MarketWatch ● Jul. 29, 2026
The travel company had signaled last month its intention to apply for financing under a new credit line the federal government set up to help airlines deal with the rapid rise in energy costs.
From The Wall Street Journal ● Jul. 29, 2026
“If it were up to me, I would just lock myself in a room and not go anywhere. But people are like, ‘Hey, you want to come to Brazil?’”
From Los Angeles Times ● Jul. 29, 2026
We headed up to a nearby roof for safety - the army vehicle and soldiers visible right below us.
From BBC ● Jul. 29, 2026
Maggie parked in the drive-in’s somewhat empty lot and walked up to the ordering window of Sandy June’s.
From "Legendary Frybread Drive-In" by Cynthia Leitich Smith
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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.