1.Definition: a quantity obtained by the addition of a group of numbers

Related Noun(s):sum, total

Category: General

2.Definition: a quantity of money

"He borrowed a large sum", "The amount he had in cash was insufficient"

Related Noun(s):sum

Category: General

3.Definition: how much there is or how many there are of something that you can quantify

Related Noun(s):measure, quantity

Category: General

4.Definition: the relative magnitude of something with reference to a criterion

"An adequate amount of food for four people"

Category: General