informal <非正式>
1
- no obj. chiefly Brit. behave in an ingratiating way in order to gain favour〈主英〉讨好, 拍马屁：
I smarmed my way into the air force.
我依靠巴结混进了空军。
2
- with obj. smooth down (one's hair), especially with water, oil, or gel（尤指用水、油或凝胶）梳平滑（头发）：
he had smarmed his hair down.
他把头发梳得油光平滑。
mass noun
- ingratiating behaviour讨好：
it takes a combination of smarm and confidence to persuade them.
既要讨好他们, 又要表现得信心十足才能说服他们。
词源
mid 19th cent. （originally dialect in the sense 'smear, bedaub'）： of unknown origin.