door-to-door door·to·door uncommon adjective 1. of e.g. journeys or deliveries “the limousine offers door-to-door service” Similardirect 2. omitting no one; from the door of one house to that of the next “a door-to-door campaign” “house-to-house coverage” Synonymshouse-to-house Similarcomprehensive WordNet 2.1 (Princeton University). WordNet 2.1 Copyright Princeton University. All rights reserved.