| OA | an awkward stupid person |
|---|---|
| OA | ill-mannered and coarse and contemptible in behavior or appearance |
| OA | an island of central Hawaii (between Molokai and Kauai) |
| OA | an island of central Hawaii (between Molokai and Kauai) |
| OA | a deciduous tree of the genus Quercus |
| OA | the hard durable wood of any oak |
| OA | consisting of or made of wood of the oak tree |
| OA | oak gall caused by larvae of a cynipid wasp |
| OA | a black plant louse that lives on oaks and dogwoods |
| OA | a tree of the genus Castanopsis |
| OA | bright blue-green fern widely distributed especially in damp acid woodlands of temperate northern hemisphere |
| OA | a deciduous tree of the genus Quercus |