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