Why is it only "fRiDgInG" if a female character dies?
Blame Gail Simone for that.
Althought, fridging is also used with male characters sometimes, is basically kill or torture someone to give another character angst.
"Wow. You made Spider-Man sad, congratulations. I stabbed The Hulk last week"
Wolverine, Venom Annual # 1 (2018)
Nobody does it better by Jeff Loveness