ころ転koroがすgasu
1.
To cause an object to rotate while moving, often involving a smooth, circular motion.
2.
To intentionally tip over or knock down an upright object, making it fall to the ground.
3.
To leave or place objects carelessly in a location, without concern for order or neatness.
4.
To repeatedly resell an item for profit, especially in the context of real estate transactions.
5.
To manipulate or control someone, guiding their actions or decisions for personal advantage.
Example:
子供たちが大きな雪の玉を転がしていた。