Box Lacrosse Helmets Have I Possibly Dislocated My Jaw.?

Have I possibly dislocated my jaw.? - box lacrosse helmets

I Closet boxes (box), gloves, helmets and lacrosse, and my friend gave me a clean side-arm shot. I felt a little crack, but I thought I had pain because of the fighting. I took my helmet and left rear of the jaw joints, which you could no longer be able to open back. When I came, I drank a little water and placed in the process of swallowing, the lower jaw to the back and once again felt myself fall into place. I dislocated jaw?