To receive a blast unto yourself from whatever you quote as any "God damned" source, be it from a fire extinguisher, a can of whipped cream or a gun.
"Make like a God damned shotgun and blasphemy in the face!"
When you insult a religious entity.
It's also a part of the entire Italian culture.In fact, in Italy it's very common swearing against Jesus,God,the Virgin Mary and most of the saints.
A) Jesus is fuckin' moron
B) Blasphemy!
To throw shade or to bash somebody
Wonder when it go down will you blast for me or throw blasphemy
Any form of slander insinuating that Tom Brady is not the greatest football player of all time or the greatest sportsman of the new millennium.
“Did you hear those cowards at ESPN put Lebron ahead of Brady on their top 100 athletes list?”
“Yeah man, what a huge load of blasphemy.”