Sum is a 3 letter English word. It's valid Scrabble word worth 5 points. It's valid Words with friends word worth 7 points.
You can make 14 anagrams from letters in SUM (msu).
1250-1300; (noun) Middle English summe Latin summa sum, noun use of feminine of summus highest, superlative of superus (see superior); (v.) Middle English summen
I know that you have double the sum we want in ready money—so I make no ceremony.
When you solve a sum you go from "a" to "b" and from "b" to "c" and from "c" to "d" and so on.
In Vienna, L. 11,000 a-year is equal to twice the sum in England.
He gives his ambassador a sum on which a private gentleman can live, and no more.
But when it comes to the value of antiquities for human history, the sum of the parts is not greater than the whole.
In sum, SARS spread to many more countries than Ebola has so far.
As the economy soured, Californians began to think in terms of limited resources and came to see migration as a zero sum game.
On the other hand, they are viewing their donors, and their future children, not as whole people but as the sum of certain parts.
But you, sir—will any sum—that is, any reasonable sum—be of use to you?
Two years later, in 1959, the Germans proposed a settlement of less than half the sum Paul had claimed.