rock brake
— Noun
– English
～ chiefly lithophytic or epiphytic fern of North America and east Asia
rock harlequin
— Noun
– English
～ glaucous herb of northeastern United States and Canada having loose racemes of yellow-tipped pink flowers; sometimes placed in genus Fumaria
rock brake
— Noun
– English
～ dwarf deciduous lithophytic ferns
rock candy
— Noun
– English
～ sugar in large hard clear crystals on a string
rock opera
— Noun
– English
～ an opera with rock music
rock climbing
— Noun
– English
～ the sport or pastime of scaling rock masses on mountain sides (especially with the help of ropes and special equipment)
rock cake
— Noun
– English
～ a small cake with a hard surface said to resemble a rock
rock band
— Noun
– English
～ a band of musicians who play rock'n'roll music
rock bass
— Noun
– English
～ game and food fish of upper Mississippi and Great Lakes
rock plant
— Noun
– English
～ plant that grows on or among rocks or is suitable for a rock garden
rock oil
— Noun
– English
～ a dark oil consisting mainly of hydrocarbons
rock hopper
— Noun
– English
～ small penguin of the Falkland Islands and New Zealand
rock concert
— Noun
– English
～ a performance of rock music
rock
— Noun
– English
～ a lump or mass of hard consolidated mineral matter; "he threw a rock at me"
rock cress
— Noun
– English
～ any of several rock-loving cresses of the genus Arabis
rock bottom
— Noun
– English
～ the absolute bottom
rock elm
— Noun
– English
～ tall widely distributed elm of eastern North America
rock outcrop
— Noun
– English
～ the part of a rock formation that appears above the surface of the surrounding land
rock
— Verb
– English
～ move back and forth or sideways; "the ship was rocking"; "the tall building swayed"; "She rocked back and forth on her feet"
rock
— Verb
– English
～ cause to move back and forth; "rock the cradle"; "rock the baby"; "the wind swayed the trees gently"