What is "brakeless"

Usage examples of "brakeless".

It occurred to Ryan that the speed they were moving at, on a brakeless vehicle, could leave them vulnerable to any kind of sabotage of the mainline track.

The steepness of the glacier, not to mention sudden unaccountable dips to left and right across its width, must have made the heavy sled a dangerous liability, for, from its tracks, we had several times seen where it had slewed wildly at an angle, pivoting round on its iron tow-bar as, brakeless, it had sought to overrun the tractor.

In the uncontrolled anarchy of sensation, trapped on this brakeless thrill ride, it had a dreadful allure.

I'd done all I could to bring the millennium, as in computer literacy, careening into Maggody like a brakeless semi.