| ROC | a double salt used in Seidlitz powder |
|---|---|
| ROC | a town in southeast Minnesota |
| ROC | a city in western New York |
| ROC | optical device that produces plane-polarized ultraviolet light |
| ROC | pitching dangerously to one side |
| ROC | a genre of popular music originating in the 1950s |
| ROC | hard stick bright-colored stick candy typically peppermint flavored |
| ROC | a lump or mass of hard consolidated mineral matter |
| ROC | material consisting of the aggregate of minerals like those making up the Earth's crust |
| ROC | move back and forth in an unstable manner |
| ROC | cause to move back and forth |
| ROC | rock or place in or as if in a cradle |