
1) Alight from a bus 2) Exit a Greyhound 3) Get off a jitney 4) Get off the Greyhound 5) To get out of a bus
Found on
https://www.crosswordclues.com/clue/debus
[crater] This is a circular crater with a bowl-shaped appearance. The rim is worn, and several tiny craterlets lie along the edge. The interior floor is relatively level and nearly featureless. This crater was previously identified as Hansky H before being renamed by the IAU in honor of former Kennedy Space Center director Kurt H. Debus. .....
Found on
http://en.wikipedia.org/wiki/Debus_(crater)

to get out of a bus; alight from a bus.
Found on
https://www.infoplease.com/dictionary/debus
No exact match found.