indifferent

Ambivalent; unconcerned; uninterested, apathetic.

He was indifferent to the proposal, since it didn’t affect him, either way.

“I must not hope to be ever situated as you are, in the midst of every dearest connexion, and therefore I cannot expect that simply growing older should make me indifferent about letters.” / “Indifferent! Oh! no—I never conceived you could become indifferent. Letters are no matter of indifference; they are generally a very positive curse.”

Indicating or reflecting a lack of concern or care.

She responded with an indifferent shrug.

Donald appeared not to see her at all, and answered her wise little remarks with curtly indifferent monosyllables […]

Mediocre (usually used negatively in modern usage).

The long distance and the indifferent roads made the journey impossible.

The Blue Jays' performance has been indifferent this season.

Having no preference.

I am indifferent between the two plans.

Let Guilt or Fear / Disturb Man’s Rest: Cato knows neither of ’em, / Indiff’rent in his Choice to sleep or die.

Unbiased, impartial, judging fairly.

On October 7, 1640, the Massachusetts General Court attempted to solve the problem by a law stating that property seized for debts was to be assessed "at such prizes [prices] as the same shalbee valewed [shall be valued] at by 3 understanding and indifferent men, to bee chosen, the one by the creditor, another by the debtor, and the third by the marshall […]"

A person who is indifferent or apathetic.

To some extent, in some degree (intermediate between very and not at all); moderately, tolerably, fairly.

The face of the Moon appearing to me to be full of indifferent high mountains.

Get thee [to] a Nunry, why wouldst thou be a breeder of ſinners, I am my ſelfe indifferent honest, but yet I could accuse mee of ſuch things, that it were better my Mother had not bourne mee […]

Without distinction or preference for some over others.

Newton. My Maſters, you that be the chiefeſt of the rout, The King intreats you kindly here by me, To come and ſpeake with him a word or two. Iacke Straw. Sirra, if the King would any thinge with vs, Tell him the way is indifferent to meete vs. Newton. You are too many to be talkt with all, […]