a.

1. 油污的；沾有油脂的
   I usually have to wash the greasy pots and pans.

   我得常常洗沾满油污的锅子。

2. 油腻的；多脂的；滑溜的
   Too much greasy food isn't good for you.

   太油腻的食物对你不利。

3. 油滑的；奉承的
   a greasy smile

   滑头滑脑的微笑

adj.

1. covered with or resembling grease.
   ▸producing more body oils than average.
   ▸containing or cooked with too much oil or fat.
2. effusively polite in a repellently insincere way.