1. Any of various trees of the genus Celtis having inconspicuous flowers and small berrylike fruits
   "Birds feasted on the small fruits of the hackberry";
   - nettle tree
    
2. Small edible dark purple to black berry with large pits; southern United States
   "Native Americans traditionally ate hackberries fresh or dried";
   - sugarberry

Derived forms: hackberries

Type of: berry, tree

Part of: Celtis, genus Celtis

Encyclopedia: Hackberry, LA