What is "add up"

vb. 1 (context transitive English) To take a sum. 2 (context intransitive English) To accumulate; to amount to. 3 (context idiomatic intransitive English) To make sense; to be reasonable or consistent.

1. v. develop into; "This idea will never amount to anything"; "nothing came of his grandiose plans" [syn: come, amount]

2. 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]

3. add up in number or quantity; "The bills amounted to $2,000"; "The bill came to $2,000" [syn: total, number, come, amount]

4. be reasonable or logical or comprehensible [syn: make sense]