"person a: "i'm not going to make dinner tonight because i heard of a sale at tiffany's"  person b: "man, i just got blown off
to make plans with an individual and cancel those plans (or not show up) because something more appealing came up
""person a: "i'm not going to make dinner tonight because i heard of a sale at tiffany's"  person b: "man, i just got blown off" What is the definition of "blown off"?