v. 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.
Synonym: 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.