blip
      n 1: a sudden minor shock or meaningless interruption; "the
           market had one bad blip today"; "you can't react to the
           day-to-day blips"; "renewed jitters in the wake of a
           blip in retail sales"
      2: a radar echo displayed so as to show the position of a
         reflecting surface [syn: pip, radar target]
      [also: blipping, blipped]
 blipping
      See blip