'sum up' definitions:

Definition of 'sum up'

(from WordNet)
verb
Give a summary (of); "he summed up his results"; "I will now summarize" [syn: sum up, summarize, summarise, resume]
verb
Be a summary of; "The abstract summarizes the main ideas in the paper" [syn: summarize, summarise, sum, sum up]
verb
Determine the sum of; "Add all the people in this town to those of the neighboring town" [syn: total, tot, tot up, sum, sum up, summate, tote up, add, add together, tally, add up]