One who commutes (etymology 1).
To and from work and home.
Using public transport.
Normally a short form of commuter rail, commuter train or commuter bus; A transport system or a vehicle in such systems used to transport commuters (#2)
A trip during which people temporarily live together.
Of or pertaining to residency.
Of or pertaining to a place of personal residence or to a location for such places.
Used as a residence or by residents.