ˈ ̷ ̷ˌ ̷ ̷ adjective
1. : fringed, surrounded, or covered with rocks : rocky
a stern and rockbound coast — Felicia D. Hemans
as desolate a stretch of rockbound desert as may be found — Geographical Journal
2. : stern, rigid, and unyielding in character, doctrine, or moral views
breaks through the barrier of rockbound custom — F.C.Laubach
a square, hulking man who … believed with all his rockbound soul — P.B.Martin