1. Fast-growing medium to large pyramidal deciduous tree of northeastern United States and southeastern Canada having deeply pinnatifid leaves that turn bright red in autumn; thrives in damp soil
   "The pin oak's perfect pyramidal shape made it ideal for formal gardens";
   - swamp oak, Quercus palustris
    
2. Large nearly semi-evergreen oak of southeastern United States; thrives in damp soil
   "The pin oak's year-round foliage made it a popular street tree";
   - laurel oak, Quercus laurifolia

Derived forms: pin oaks

Type of: oak, oak tree

Encyclopedia: Pin oak