A definition mainly limited to North-Western England (specifically Carlisle), "Bateman" is a male of legendary status in the lady pulling department. From "Daniel Baty" or "Bateman", whos record pulls in the 2005-2006 season are unlikely to ever be bettered. The male in question usualy also has a MILF for a mother.
"Look at that, another bird hes pulled. hes such a Batemanator"