1. gravelly(s = adj.all) pebbly, shingly - abounding in small stones; "landed at a shingly little beach"
Derived form noun gravel1
2. gravelly(s = adj.all) grating, rasping, raspy, rough, scratchy - unpleasantly harsh or grating in sound; "a gravelly voice"
Abounding with gravel; consisting of gravel; as, a gravelly soil. [1913 Webster]
gravelly, adj.
1 of or like gravel.
2 having or containing gravel.
3 (of a voice) deep and rough-sounding.