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rocker one of the curved pieces on the bottom of a chair that allows it to have a rocking motion. [3 definitions]
rocket1 a flying device, shaped like a tube, that is driven by hot gases released from engines in its rear. Rockets are used to launch fireworks, signals, weapons, and spacecraft. [3 definitions]
rocking chair a chair mounted on rockers or springs that allow it to rock back and forth.
rocking horse a toy horse built on springs or rockers that is large enough for a child to ride.
rock-'n'-roll a form of popular music with a strong beat; rock. [2 definitions]
rocky1 having many rocks; full of rocks.
rocky2 likely or tending to rock; not steady; shaky. [2 definitions]
Rocky Mountains a high mountain range in North America that stretches from Alaska to northern New Mexico; Rockies.
rod a straight, thin stick or bar. [4 definitions]
rode past tense of ride.
rodent a small mammal with long front teeth used for gnawing. Many kinds of rodents are found all over the world. Rodents include rats, mice, hamsters, porcupines, chinchillas, guinea pigs, squirrels, prairie dogs, gophers, woodchucks, and beavers.
rodeo a show or contest of cowboy skills such as riding wild horses or roping cattle.
roe1 fish eggs.
roe2 a small deer found in Europe and Asia. The male roe has antlers with three points.
rogue a person who is dishonest or mean. [3 definitions]
role the character played by an actor. [2 definitions]
role model a person whose actions set an example or are copied by others.
roll to move by turning over and over. [18 definitions]
roller a wheel attached to the bottom of a heavy object to make it easier to move. [4 definitions]
roller coaster an amusement park ride in which a train of open cars rides up and down a winding track.
roller skate a shoe, or frame that fits over a shoe, with four small wheels made for skating on a hard surface.