relating to the unintentional bad consequences of an event that may or may not have been bad itself
man, I gotta say, brexit was probably the most badical thing to happen this year.
she may not have done it out of spite but her actions were still badical.
An expression often used by the social outcasts of Highschools of America. Often used to mean exceedingly awesome, in fact in some circles it's known to mean so awesome its scary.
"Did you see Jet Li reverse flipkick that ninja?! It was SOO Badical!"