What is the meaning of Spang?

A shiny ornament or object; a spangle

To set with bright points: star or spangle.

To hitch; fasten.

To strike or ricochet with a loud report

Suddenly; slap, smack.

To leap; spring.

To cause to spring; set forcibly in motion; throw with violence.

A bound or spring; a leap.

A span.

Source: wiktionary.org