He left public service after voters 'booted' him from the mayor's office. [=he chose not to work for the government after he was not reelected as mayor]
I heard they 'gave her the boot'. [=they fired her; they told her she could no longer work for them]
You don't need all these applications to open every time you 'boot' your computer.
(..) ...has often developed a taste for it over time. It occurred to me... ...that it might be easy enough to follow his back trail. Find out. A man his size, and colored to boot, can't be that hard to trace. You'd think so, but you'd be wrong. Believe me, we tried. Like he'd dropped out of the sky. (..)1999 The Green Mile