ADJ-SUPERL
(用于否定句，起強調作用)極小的，些微的，一丁點兒的
You can use faintest for emphasis in negative statements. For example, if you say that someone hasn't the faintest idea what to do, you are emphasizing that they do not know what to do.
例句
I haven't the faintest idea how to care for a snake...
我對養蛇一無所知。
He said yesterday that there was not 'the faintest possibility' that the government would bring in such a measure.
他昨天說政府推行這樣的措施連“微乎其微的可能性”都沒有。