keep up

verb

kept up; keeping up; keeps up
Synonyms of keep upnext

transitive verb

: to persist or persevere in
kept up the good work
also : maintain, sustain
keep standards up

intransitive verb

1
: to keep adequately informed or up-to-date
keep up on international affairs
2
: to continue without interruption
rain kept up all night
3
: to maintain contact or relations with someone
keep up with old friends

Examples of keep up in a Sentence

let's hope that old air conditioner keeps up through this heat wave kept the house up while the owners were gone
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Want to be kept up with all things Survivor? Dalton Ross, Entertainment Weekly, 19 Feb. 2026 Credit card rates are also sitting near record highs on average, and as a result, millions of borrowers are struggling to keep up with their monthly card payments. Angelica Leicht, CBS News, 19 Feb. 2026 Viewers paid rapt attention to Robin Roberts’ journey through treatment tied to myelodysplastic syndrome, a bone marrow disease, in 2012, and, in 2023, kept up with Michael Strahan after his daughter was diagnosed with medulloblastoma, a type of brain tumor. Brian Steinberg, Variety, 19 Feb. 2026 Even local Sierra ski areas, such as Palisades Tahoe, closed on Tuesday because their large staffs of professional ski patrollers could not keep up with the rapidly accumulating snow and keep guests safe from avalanches. Andrea Flores, Los Angeles Times, 18 Feb. 2026 See All Example Sentences for keep up

Word History

First Known Use

15th century, in the meaning defined at transitive sense

Time Traveler
The first known use of keep up was in the 15th century

Cite this Entry

“Keep up.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/keep%20up. Accessed 20 Feb. 2026.

Kids Definition

keep up

verb
1
: maintain sense 1
keep standards up
2
: to stay well informed about something
keep up on the news
3
: to continue without interruption
rain kept up all night
4
: to stay even with others (as in a race)

More from Merriam-Webster on keep up

Last Updated: - Updated example sentences
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