adjective
1. : that has the shape of a quill: as
a.
(1) : rolled into the form of a quill
quilled cinchona bark
(2) : fluted into rounded folds
quilled cloth
b. : having nearly tubular corollas or florets
the quilled flowers of the cactus dahlia
2. : that is furnished with a quill
the quilled jack of a harpsichord