Re:14-Year-Old Boy Arrested for Bringing Homemade Clock to S...
by mostlystatic on Wednesday September 16, 2015 @11:28AM
(#10227312)
Not sure if there's a formal definition, but this page distinguishes between a scare and a hoax:
"Though city prosecutors eventually concluded there was no ill intent involved in the placing of the ads, the city continues to refer to the event as a "bomb hoax" rather than a "scare." - https://en.wikipedia.org/wiki/2007_Boston_bomb_scare
"Though city prosecutors eventually concluded there was no ill intent involved in the placing of the ads, the city continues to refer to the event as a "bomb hoax" rather than a "scare." - https://en.wikipedia.org/wiki/2007_Boston_bomb_scare