story-blame 

: the subjective interpretation (a story) of someone's behavior (that may or may not be true) that is used to blame, criticize or otherwise target them as the cause of something

I have nothing to say about your story-blame comments that I drank too much and was flirting with everyone because the facts are, I had one beer and I didn't flirt with anyone.

story-blame by MOLove1966 March 14, 2021

Blame Storm

A Take on the business phrase "brain storm" but instead deals with meetings where failure is being highlighted and combatants point fingers at each other as to appropriate blame...

"How was your meeting?"
"A nightmare mate, after discussing the collapse of the XYZ account it turned into a Blame Storming session..."

Blame Storm by GRIM8O December 21, 2008

Blame-storm 

When multiple people try and blame the same event on one another in a group argument

Six people in the elevator and someone slips out a silent bomb, the finger pointing started out small but turned into a full out blame-storm before the doors opened.

Blame-storm by Robyngoodfello December 11, 2016