adv.1.Solidly; deeply; thoroughly.
Those whom princes do once groundly hate, Let them provide to die as sure us fate.
- Marston.
Webster's Revised Unabridged Dictionary, published 1913 by G. & C. Merriam Co.
References in periodicals archive ?
ECS is more likely to occur in rooted children (those who are groundly rooted in their previous home and location).