door‧stop /ˈdɔːstɒp $ ˈdɔːrstɑːp/ (also door‧stop‧per /-ˌstɒpə $ -ˌstɑːpər/ British English) noun [countable]

1. something you put under or against a door to keep it open

2. a rubber object fastened to a wall to stop a door hitting it when it opens

[TahlilGaran] Dictionary of Contemporary English ▲