Cities with similar population. Source: The Lindenhurst, NY weather data displayed above is derived from the NOAA (National Oceanic and Atmospheric). Air quality and pollution data is derived from the EPA (United States Environmental Protection Agency).
â¢ QUILL (noun). The noun QUILL has 4 senses: 1. pen made from a bird's feather. 2. a stiff hollow protective spine on a porcupine or hedgehog. 3. any of the larger wing or tail feathers of a bird. 4. the hollow spine of a feather. Familiarity information: QUILL used as a noun is uncommon.
1. countable noun. 1  A quill is a pen made from a bird's feather. 2  A bird's quills are large, stiff feathers on its wings and tail. 3  The quills of a porcupine are the long sharp points on its body. 4  any of the large stiff feathers of the wing or tail of a bird. 5  the long hollow central part of a bird's feather; calamus.