...to understand something so well that it is fully absorbed into oneself... /grok/,/grohk/(Fromthenovel"StrangerinaStrangeLand",byRobertA.Heinlein,whereitisaMartianwordmeaningliterally"todrink"andmetaphorically"tobeonewith") 1.Tounderstand,usuallyinaglobalsense.Connotesintimateandexhaustiveknowledge