1.  to catch;  to capture;  to arrest;  to seize;  to restrain
2.  to catch hold of (someone);  to stop (e.g. a stranger in the street);  to hail (a taxi, waiter, etc.);  to hold (someone) back;  to detain
3.  towards (someone);  at (someone);  in (someone's) face
as 〜をつかまえて