Meaning of SUM in English

SUM

n. & v.

--n.

1. the total amount resulting from the addition of two or more items, facts, ideas, feelings, etc. (the sum of two and three is five; the sum of their objections is this).

2 a particular amount of money (paid a large sum for it).

3 a an arithmetical problem (could not work out the sum). b (esp. pl.) colloq. arithmetic work, esp. at an elementary level (was good at sums).

--v.tr. (summed, summing) find the sum of.

Phrases and idioms:

in sum in brief. summing-up

1. a review of evidence and a direction given by a judge to a jury.

2 a recapitulation of the main points of an argument, case, etc.

sum total sense

1. of n.

sum up

1. (esp. of a judge) recapitulate or review the evidence in a case etc.

2 form or express an idea of the character of (a person, situation, etc.).

3 collect into or express as a total or whole.

Etymology: ME f. OF summe, somme f. L summa main part, fem. of summus highest

Oxford English vocab.      Оксфордский английский словарь.