- Going to or making appeals at residences, as when selling or canvassing: a door-to-door sales representative.
- Delivered directly from a store or business to a residence: promised door-to-door delivery.
- (by metonymy) From one household or business to the next.
- He carried the petition door to door, collecting signatures.
- He sold magazine subscriptions at inflated prices door to door.
- Selling door to door is the best training - and test - for a new salesman.
- (by metonymy) From ultimate origin to ultimate destination.
- The trip takes sixteen hours door to door.
- (by further extension) From shipper to recipient.
- The express company could only handle shipments door to door on the West Coast, needing others to reach the rest of the country.
- Alternative spelling of door-to-door.