Green’s Dictionary of Slang

ripshit adv.

(US) exceptionally, extremely.

1976
1980199020002010
2017
B. Powning in Tamarack Rev. 157: Benny alternated between humbling himself and pleading, and then getting really ripshit furious and yelling with the red under his eyes glaring.
R. Wilson on Last Word With Lawrence O’Donnell (MSNBC-TV) 18 May [TV show] They’re afraid of Donald Trump going crazy, you know, ripshit bonkers on them.