Third-person singular simple present of to rock.(verb)
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Use "rocks" in a sentence
"All eruptive rocks penetrate, as ramifying veins either into the sedimentary strata, or into other equally endogenous masses; but there is a special importance to be attached to the difference manifested between 'Plutonic' rocks* (granite, porphyry, and serpentine) and those termed 'volcanic' in the strict sense of the word (as trachyte, basalt, and lava)."
"[Footnote 1: The King, Walagambahu, who in his exile had been living amongst the rocks in the wilderness, ascended the throne after defeating the Malabars (B.C. 104), and "caused _the of stone or caves of the rocks_ in which he had taken refuge to be made more commodious.""
"We may obtain rocks from the finest grained kind up to coarse conglomerates."