ston·y also ston·ey 
(stōnē)
(stōnē)adj. ston·i·er, ston·i·est
1.
a. Covered with or full of stones: a stony shore.
b. Made of or resembling stone: stony detritus; stony concrete.
2.
a. Unfeeling or hardhearted; unemotional or unsympathetic: "Her tears had dried and she felt a stony kind of calm" (Adam Haslett).
b. Exhibiting no feeling or warmth; impassive: a stony expression.
c. Emotionally numbing or paralyzing: a stony feeling of fear.
3. Slang Relating to or indulging in the use of marijuana.
stoni·ly adv.
stoni·ness n.