1. plural of keister: suitcases or traveling bags
Usage: informal
2. plural of keister: buttocks
Usage: slang; vulgar

Examples

• The travelers packed their keisters for the long journey.
• He loaded all the keisters into the car trunk.
• The old suitcases and keisters were stored in the attic.
• She bought new keisters for her European vacation.
• The porter helped carry the heavy keisters to the hotel room.