Spin″y (?), a. [From Spine.] 1. Full of spines; thorny; as, a spiny tree.
2. Like a spine in shape; slender. “Spiny grasshoppers sit chirping.” Chapman.
3. Fig.: Abounding with difficulties or annoyances.
The spiny deserts of scholastic philosophy. Bp. Warburton.
Spiny lobster. (Zoöl.) Same as Rock lobster, under Rock. See also Lobster.