Source : WordNet®

square up
     v 1: make square; "Square the circle"; "square the wood with a
          file" [syn: {square}]
     2: even up the edges of a stack of paper, in printing [syn: {jog},
         {even up}]
     3: settle conclusively; come to terms; "We finally settled the
        argument" [syn: {settle}, {square off}, {determine}]