Green’s Dictionary of Slang

shite-poke adj.

also shitpoke
[shite-poke n. (2)]

(US) a general term of abuse.

[US]N. Algren Walk on the Wild Side 56: I got a better job [...] Ain’t in this old shite-poke town neither.
[US]S. King Dead Zone (1980) 8: Shouldn’t have torn my pants [...] you shitpoke dog.