Green’s Dictionary of Slang

raw jaw v.

[SE raw + jaw v.1 (1)]
(US prison)

1. to scold, to criticize.

[UK]J. Carr Bad (1995) 48: He started raw-jawing me about my ‘notorious reputation for this kinda shit’.

2. to ignore, to refuse to speak to.

[US]Bentley & Corbett Prison Sl. 39: Raw Jaw To ignore or refuse to speak to someone.