greasiest
adj. 脂肪的( greasy的最高階 ); (人或其行為)圓滑的; 油膩的; (指人、舉止)諂媚的
Something that is greasy has grease on it or in it.
...the problem of greasy hair...
油性頭髮的問題
He propped his elbows upon a greasy counter.
他的雙肘撐在滿是油汙的櫃檯上。