Dart·moor /ˈdɑːtmɔː, -mʊə $ ˈdɑːrtmɔːr, -mʊr/ 1. a large area of moor (=wild, open country with rough grass and low bushes) in Devon, in the southwest of England, which is a National Park
2. Dartmoor Prison, a prison in the centre of Dartmoor, far from any towns, where many dangerous criminals are kept