Verb (5-dan, つ, transitive)
1.  to hold (in one's hand);  to take;  to carry
2.  to possess;  to have;  to own
3.  to maintain;  to keep
4.  to last;  to be durable;  to keep;  to survive
5.  to take charge of;  to be in charge of
6.  to hold (meeting, etc.);  to have (opportunity, etc.)
Verb (5-dan, つ)
Colloquialism
7.  to have "it";  to have that special something;  to be blessed with good luck
esp. as 持ってる