round out

round out (http://definr.com/round out)

     v 1: fill out; "These studies round out the results of many years
          of research" [syn: finish out]
     2: make bigger or better or more complete [syn: fill out]
     3: express as a round number; "round off the amount" [syn: {round
        off}, round down, round]
     4: make round [syn: round, round off]