n. & v.
n. 1 a quantity, esp. the total of a thing or things in number, size, value, extent, etc. (a large amount of money; came to a considerable amount). 2 the full effect or significance.
v.intr. (foll. by to) be equivalent to in number, size, significance, etc. (amounted to $100; amounted to a disaster). any amount of a great deal of. no amount of not even the greatest possible amount of.
[ ME f. OF amunter f. amont upward, lit. uphill, f. L ad montem ]