add up

verb

added up; adding up; adds up

intransitive verb

1
a
: to come to the expected total
the bill doesn't add up
b
: to form an intelligible pattern : make sense
her story just doesn't add up
2
a
: amount sense 1b
used with to
the play adds up to a lot of laughs
b
: to amount to a lot
just a little each time, but it all adds up

transitive verb

: to form an opinion of
added him up at a glance

Examples of add up in a Sentence

whether we take the 4:00 train or the 4:15 bus, it adds up to the same thing: they both get us back too late even if we pool all our money, it won't add up to enough to rent a beach house for a week
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.
However, football is on TV five days a week in the fall, so the food can really add up. Fort Worth Star-Telegram, 20 Sep. 2025 That's $400 a month in utility and gasoline savings that could keep adding up, 15 years after the Green Idea House was finished. Jeff Brady, NPR, 20 Sep. 2025 These micro-contributions add up, enabling even the smallest enterprises to participate in large-scale change. Christopher Marquis, Forbes.com, 19 Sep. 2025 The annual price tag at many prestigious schools hovers just under $100,000 when adding up tuition, fees, room and board, and books. Susan Alaimo, USA Today, 19 Sep. 2025 See All Example Sentences for add up

Word History

First Known Use

1850, in the meaning defined at intransitive sense 2

Time Traveler
The first known use of add up was in 1850

Browse Nearby Words

Cite this Entry

“Add up.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/add%20up. Accessed 22 Sep. 2025.

Kids Definition

add up

verb
1
a
: to come to a total and especially the expected total
b
: to make sense
her story just doesn't add up
2
: to amount to a lot
just a little each time, but it all adds up

More from Merriam-Webster on add up

Last Updated: - Updated example sentences
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