any of several Old World thrushes of the genus Monticola, usually having bluish plumage, especially M. saxatilis, of Europe.
noun 1. any lichen of the genus Umbilicaria. noun 1. (Canadian) any of various edible lichens, esp of the genus Umbilicaria, that grow on rocks and are used in the North as a survival food
[rok-yuh-men-tuh-ree] /ˌrɒk yəˈmɛn tə ri/ noun 1. a documentary about rock music.
- Rock up
verb 1. (intransitive, adverb) (informal) to arrive late or unannounced
noun 1. a city in central Maryland.