SHOW OFF

v. phr. 1. To put out nicely for people to see; display; exhibit. The Science Fair gave Julia a chance to show off her shell collection. The girls couldn't wait to show off their fine needlework to our visitors. 2. informal To try to attract attention; also, try to attract attention to. The children always show off when we have company. Joe hasn't missed a chance to show off his muscles since that pretty girl moved in next door.