Noun; Devonian term for anyone from outside Devon, particularly Tourists. Often used in an insulting or derogitary manner.
"Look at that bleddy car, must be a bastard Grockel drivin' it, ah reckon"
by Steve Bush March 16, 2004
Actually a Cornish saying which means "Wandering fool".
Here comes a grockel, I wonder what we can fob off on him.
by J Man187592 November 09, 2005