Tasteless

Taste"less, a. 1. Having no taste; insipid; flat; as, tasteless fruit.

2. Destitute of the sense of taste; or of good taste; as, a tasteless age. Orrery.

3. Not in accordance with good taste; as, a tasteless arrangement of drapery.

-- Taste"less*ly, adv. -- Taste"less*ness, n.