added up; adding up; adds up
Definition of add up
1a : 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
2a : amount sense 1b —used with tothe play adds up to a lot of laughs
b : to amount to a lot
just a little each time, but it all adds up
: to form an opinion of
added him up at a glance
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Time Traveler for add up
The first known use of add up was in 1850
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