hot stuff
noun
mass noun
1- informal used to refer to a person or thing of outstanding quality, interest, or talent〈非正式〉奇才; 非凡的事物：
he's hot stuff at arithmetic.
他是算术奇才。
1.1
- used to refer to a sexually exciting person, film, book, etc.性感的人; 色情电影（或书等）：
Jill was reputed to be hot stuff.
吉尔一向以性感著称。