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Want to find out what does the word sum mean? We gathered all the possible definitions of the word sum on our website. Our definition dictionary is updated all the time with new definitions and is ready to help you.


Part of speech: Noun

The total of two or more things; a quantity, as of money; the whole; all; utmost degree; highest point; as, the sum of happiness; in arithmetic, a problem.

Part of speech: Verb

To add into one amount; condense into few words: usually with up; as, to sum up a case.

Part of speech: Past tense


Part of speech: Past participle


Part of speech: Participle

To make a brief restatement of all the facts: usually with up.

Usage examples "sum":