Definition of lump sum
- The bonus is paid out in a lump sum.
- take their winnings as a lump-sum payment
: a piece or mass of indefinite size and shape
: aggregate, totality
: to group indiscriminately
: to make into lumps
: to move noisily and clumsily
: not divided into parts : entire
: to put up with
Britannica English: Translation of lump sum for Arabic speakers
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