Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

English definition of “lump sum”

lump sum

noun [C]  /ˈlʌmp ˈsʌm/ us  
a single payment of an amount rather than several payments of smaller amounts: The money can be paid to the winner in a lump sum or in yearly payments.
(Definition of lump sum from the Cambridge Academic Content Dictionary © Cambridge University Press)
What is the pronunciation of lump sum?
Add Cambridge dictionaries to your browser to your website

Definitions of “lump sum” in other dictionaries

Word of the Day


like hops (= dried fruit used to make beer)

Word of the Day


Read our blog about how the English language behaves.

Learn More

New Words

Find words and meanings that have just started to be used in English, and let us know what you think of them.

Learn More