1. or drop around
To make a short or unplanned visit; go on a call or errand; stop at someone's home.
Drop by any time you're in town.
Mv sister dropped around last night.
Don't forget to stop by at the gas station.
Syn.: DROP IN.
2. or drop into
To stop (somewhere) for a short visit or a short time.
We dropped by the club to see if Bill was there, but he wasn't.
I dropped into the drugstore for some toothpaste and a magazine.