on the edge
In a precarious position; also, in a state of keen excitement, as from danger or risk. For example, When the stock market crashed, their whole future was on the edge, or Skydivers obviously must enjoy living on the edge.
on the edge of. On the point of doing something, as in He was on the edge of winning the election when the sex scandal broke. [c. 1600] Both def. 1 and 2 allude to the danger of falling over the edge of a precipice.
|a printed punctuation mark (‽), available only in some typefaces, designed to combine the question mark (?) and the exclamation point (!), indicating a mixture of query and interjection, as after a rhetorical question.|
|a chattering or flighty, light-headed person.|
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