round down
Meaning: If you round a number or an amount down to a certain level such as a whole number or the nearest dollar, you bring it down to that level.
For example:
 round sth down Can we round the amounts down to the nearest dollar, so that $16.25, for example, is changed to $16.00?
 round down sth Are you sure she remembered to round down all the numbers?
Quick Quiz:
If $51.05 is rounded down to the nearest dollar, it becomes
