Pronunciation : Oil"y
Part of Speech : a.
Definition : 1. Consisting of oil; containing oil; having the nature or qualities of oil; unctuous; oleaginous; as, oily matter or substance. Bacon.
2. Covered with oil; greasy; hence, resembling oil; as, an oily appearance.
3. Smoothly subservient; supple; compliant; plausible; insinuating. "This oily rascal." Shak. His oily compliance in all alterations. Fuller. Oily grain (Bot.), the sesame. -- Oily palm, the oil palm.
[Compar. Oilier; superl. Oiliest.]
Source : Webster's Unabridged Dictionary, 1913