Английский словарь американских идиом - round off

{v.} 1. To make round or curved. * /John decided to round off the corners of the table he was making so that no one would be hurt by bumping them./ 2. To change to the nearest whole number. * /The teacher said to round off the averages./ 3. To end in a satisfactory way; put a finishing touch on; finish nicely. * /We rounded off the dinner with mixed nuts./ * /A boat ride in the moonlight rounded off the day at the lake./ Compare: TOP OFF.