of or relating to the act or process of rounding.

Is round off a word?

1. (often foll by with) to bring to a satisfactory conclusion; complete, esp agreeably: we rounded off the evening with a brandy.

What round off means?

1 : to trim or finish into curved or rounded form. 2 : to bring to symmetry or completion rounded off his property by purchase of the additional land a term in Congress rounded off his career. 3 : round entry 6 sense 7a round all decimals off to the nearest thousandth.