rocking-stone / झूलती हुई चट्टान जो जरा से सहारे पर टिकी हो और आसानी से हिलाई जा सके;
English Dictionary:
1. Rocking-stone [n.]
- A stone, often of great size and weight, resting
upon another stone, and so exactly poised that it can be rocked, or
slightly moved, with but little force.