I. adjective
also spin·ey ˈspīnē, -ni
( spinier ; spiniest )
Etymology: spine + -y
1. : covered with spines : bearing several or many spines, prickles, or sharp processes
2. : abounding with difficulties, obstacles, or annoyances : nettlesome , thorny
a spiny problem — A.C.Fisher
3. : slender and pointed like a spine
II. noun
( -es )
Africa : any of several rabbitfishes of the genus Siganus