1) A man who searches for a woman that's easily accessible, and easily bedded; i.e. whether through intoxication, or revealing dress-sense, or behavioural mannerisms pertaining to easy access, or any other form of an exclusive declaration of looseness.
2) The male equivalent of the golddigger, but with a different form of currency and less need for class and sophistication.
A: Those guys are always on the pull, and always with the skankiest chicks.
B: That's coz they're hoediggers.