What is the meaning of Bobble?

A furry ball attached on top of a hat.

Elasticated band used for securing hair (for instance in a ponytail), a hair tie

A pill (a ball formed on the surface of the fabric, as on laundered clothes).

A localized set of stitches forming a raised bump.

A wobbling motion.

To bob up and down.

To make a mistake in.

To roll slowly.

To mishandle a ball.

To use the bobble stitch.

Source: wiktionary.org