distasteful

1. 1. Unpleasant; disagreeable: found cocktail parties distasteful.
   2. Objectionable; offensive: used distasteful language.
2. Expressing aversion or dislike: shot me a distasteful glance.

adjective

1. Difficult to accept: bitter, indigestible, painful, unpalatable. See like/dislike.
2. So unpleasant in flavor as to be inedible: unappetizing, unpalatable, unsavory. See taste/bad taste.

Definition: repulsive, unpleasant
Antonyms: agreeable, delectable, delicious, palatable, pleasant, pleasing

The adjective has 2 meanings:

Meaning #1: not pleasing in odor or taste
  Synonyms: unsavory, unsavoury

Meaning #2: highly offensive; arousing aversion or disgust
  Synonyms: disgusting, disgustful, foul, loathly, loathsome, repellent, repellant, repelling, revolting, skanky, wicked, yucky