What the heck does that even mean? Is that some new language being spoken that I haven't learned?
That term has been in use since at least the 1980's, probably even before that. It originated in black neighborhoods but went mainstream later on. It has been used in song titles, here's one from 1985:
Liberal Logic 101:
Americans shall be required to submit to a background check to exercise a right already guaranteed by the 2nd Amendment while any foreigner shall be allowed into America without submitting to a background check.