This is an American expression which can be used in a number of ways:
1 To obtain an item, by purchase, borrowing or other means;
2 To initiate contact or communicate with a person or persons or an organisation;
3 To understand or appreciate an idea, concept or theory;
The British use the expression get hold of in a similar way.
1 “Can you get ahold of any 2 inch 10 brass screws?”
2 “That cuntMalcolm’s gone off somewhere, I can’t get ahold of him.”
3 “His ideas are so abstruse they’re difficult to get ahold of.”
Somone who can't get enough skateboarding in their life, and would basically lay down their life if were told they weren't allowed to skate ever again.
Yo dude, Jim is such a skate-aholic. Hes been into it so hardcore that for the past 2 weeks he accidently forgot to eat or sleep.