greasy

B1 · Intermediate Medicine

adj. having too much natural oil on the hair or skin.

adj. characterized by an excess of sebum on the skin or scalp.

“He needed to wash his hair because it looked greasy in the morning.”

“Dermatologists often recommend specific cleansers for patients with naturally greasy skin to prevent pores from becoming clogged.”

C1 · Advanced Informal

adj. acting too nice in a way that feels dishonest or unpleasant.

adj. smooth and slippery in manner; appearing insincere, sycophantic, or untrustworthy.

“I didn't trust the salesman because he had a greasy way of talking.”

“The politician's greasy charm failed to impress the voters, who perceived his constant flattery as a sign of deep-seated insincerity.”

C1 · Advanced Slang

adj. describing someone or something that is sketchy, illegal, or dishonest.

adj. pertaining to behavior that is morally suspect, unethical, or socially detestable.

“That guy is involved in some greasy business deals that sound illegal.”

“The documentary exposed the greasy tactics used by the corporation to bypass environmental regulations and silence local whistleblowers.”

C2 · Proficiency Countable noun Dialect · Informal

n. an angry or annoyed look given to someone.

n. a contemptuous or hostile facial expression directed at another person.

“She gave him a greasy when he interrupted her during the meeting.”

“After the accidental collision on the pitch, the defender shot the striker a greasy that made his frustration clear to everyone.”