Definitions of Grock - OneLook Emma Horne • Apr 07, 2026 updates Definitions from Wiktionary (grock)▸ verb: Alternative spelling of grok [(transitive, slang) To understand (something) intuitively, to know (something) without having to think intellectually.]grok, grobble, glark, begrip, gropple, grubble, grabble, begrasp, grope, grovel, more...▸ Words similar to Grock▸ Usage examples for Grock▸ Idioms related to Grock▸ Civic discussion about Grock (New!)▸ Words that often appear near Grock▸ Rhymes of Grock▸ Invented words related to Grock