Wiktionary
vb. 1 (context idiomatic transitive English) To survive solely by consuming a certain thing. 2 (context idiomatic intransitive English) To endure.
WordNet
Wikipedia
Live On is the third studio album by American blues solo artist Kenny Wayne Shepherd, released in 1999. It was certified Gold by the RIAA in 2000. Live On marks the second album (the first being Trouble Is...) to feature vocals from Noah Hunt.
Usage examples of "live on".
It's no secret that the good die young, but I had never really appreciated how evil could live on and on until just this minute.
If you don't, it will live on and on, body to body forever, and I can't tell you what it will do.
But such heights presuppose deep chasms, fearful precipices - to live on the heights means to live near the abyss.
I got tired of listening to speeches about the wonderful planet we live on, and how terrible it was to be governed by men on Earth, millions of miles away.
The Tralfamadorians, who live on a distant planet, are creatures of science fiction.