What is "twangs"

Usage examples of "twangs".

Fences snapped with melodious twangs as he plowed through, the strands sometimes whizzing past his ears.

Then ca­me ho­oves and the twangs of bows, and ar­rows we­re sud­denly fal­ling amongst the De­ath Eaters, who bro­ke ranks, sho­uting the­ir surp­ri­se.

Then came hooves and the twangs of bows, and arrows were suddenly falling amongst the Death Eaters, who broke ranks, shouting their surprise.