If you say that someone or something disappears without a trace, you mean that they stop existing or stop being successful very suddenly and completely. One day he left, disappeared without a trace.

What does the phrase without a trace mean?

: without leaving any signs to show where one went He disappeared/vanished without a trace.

What is a trace of something that is disappearing or no longer exists?

noun. 1A trace or remnant of something that is disappearing or no longer exists. 'the last vestiges of colonialism' 'Cut and bleeding, I finally managed to free myself from the thorn prison only to discover the last vestiges of sunlight disappearing over the horizon. '