stagger in(to some place)
To enter (some place) while walking in a swerving, unsteady manner. When Kevin came staggering in, I knew he must have been up all night drinking. The woman staggered into the police station, pale and shaking with fear.
stagger in(to some place)
to walk into some place, tottering. The old man staggered into the room and collapsed. He staggered in and fell down.