tasteless

Lacking flavor; insipid.

Not having or showing good taste.

Having no taste.

Incapable of the sense of taste: as, the tongue when furred is nearly tasteless.

Having no power of giving pleasure; stale; insipid; uninteresting; dull.

Not in accordance with the principles of good taste.

Destitute of the power to appreciate or enjoy what is excellent, beautiful, or harmonious; having bad or false taste: as, a tasteless age.

Having no taste; insipid; flat.

Destitute of the sense of taste; or of good taste.

Not in accordance with good taste.