blood throttling
A scream you hear from within the walls whilst babysitting a creepy child late at night. A not-so-common misuse of "blood curdling."
See: Gnar
See: Gnar
"Then after he went to sleep, it sounded like it was in the, like, in the walls, and it was the most...most...blood...blood throttling scream. Ever. It was hella gnar."