Not to be confused with GROK, the acronym of the Galactic Research Operating Kennel.
Grok is a water-breathing Martian. His name means "to drink". He loves games and travels into Deep Space with his friends to do Intergalactic Cruiser Spotting. He claims to have recorded over 300 Cruiser IDs. Since becoming known to Earthlings, his name has evolved into common slang.