put shit on blast
(Verb) To relate someone else's personal affairs to the world, esp. about sexual relations.
It was so obnoxious of her boyfriend to put shit on blast and tell everyone that his girlfriend put out last Saturday night.
[put her shit on blast]
to spread someone else's business around without consent to one or more person, usually a large group of people
After Avey told Angela that she slept with Bryan. Angela drunken told everyone at a party. Jassen exclaimed "Damn, Angela put her shit on blast!"