What is the meaning of Twiddle?

To wiggle, fidget or play with; to move around.

To flip or switch two adjacent bits (binary digits).

To be in an equivalence relation with.

To play with anything; hence, to be busy about trifles.

A slight twist with the fingers.

A wiggling movement.

A small decorative embellishment.

A small musical flourish.

A tilde.

A drawn line that is curvy or twisted.

A tiny bit.

A tizzy.

Source: wiktionary.org