God, I wish that was true.
I have literally never heard that second definition.“Raw-dogging” originated as slang for unprotected sex, but has evolved to include enduring any activity, usually something boring, without the benefit of wanted and needed distraction or diversion.
Conversely: I've only ever heard the first definition version once. Every other time has been the second. Usually from people that should know better.I have literally never heard that second definition.