runaway

A success that is achieved very quickly and is greater than expected.

A song, film, or show that becomes extremely popular and successful very quickly.

A situation where the rate of inflation becomes very high and difficult to control.

A victory in a competition or election by a very large margin.

A person or team that wins a competition by a very large margin.

A train that is moving along a track without a driver or out of control.

A horse that is galloping freely without a rider, often out of control.

A historical term for an enslaved person who has escaped from their owner.