from The Century Dictionary.
- Not indifferent.
Sorry, no etymologies found.
... wheras many cannot away at all with Musick, as if it were some odious skill ranged from hell, ... some are indifferent, ... and some do so far dote in musicke, without the which they think ther is no religion, that betweene these unindifferent judgmentes, I am in doubt
Dictionary of the History of Ideas GRETCHEN LUDKE FINNEY 1968