Four slippers secured the carriage to the rails while permitting it to slide freely.

The rollers allow the string to freely slide or roll through the nut.

After nailing, the siding should slide back and forth freely.

It was more of a doughnut, and the snorkel ran right through it, sliding freely in its own channel.

The ship was on a greased track, sliding freely across the world.

Roman hoops were fitted with metal rings that slid freely along the rim.

The eraser fits in a groove on the case that allows it to slide freely from one side to the other.

With a cracking sound, the door finally broke loose and slid freely.

The wheel slid freely on the sleeve when moved away from the disk.

The bottom surface is also cleaned to ensure that it can slide freely.