Source : WordNet®

pass off
     v 1: be accepted as something or somebody in a false character or
          identity; "She passed off as a Russian agent"
     2: disregard; "She passed off the insult"
     3: cause to be circulated and accepted in a false character or
        identity; "She passed the glass off as diamonds"; "He
        passed himself off as a secret agent"
     4: disappear gradually; "The pain eventually passed off" [syn:
        {evanesce}, {fade}, {blow over}, {fleet}, {pass}]
     5: come to pass; "What is happening?"; "The meeting took place
        off without an incidence"; "Nothing occurred that seemed
        important" [syn: {happen}, {hap}, {go on}, {occur}, {pass},
         {fall out}, {come about}, {take place}]
     6: expel (gases or odors) [syn: {emit}, {breathe}]