Twangy (adjective)

1. Having a sharp, nasal, or metallic sound, as a guitar string or the voice.
2. Having a southern or rural accent or dialect.

Origin:

From the imitative word "twang" meaning "to make a sharp, metallic sound".

Examples:

1. The guitar had a twangy sound that suited the country music genre.
2. The singer's twangy voice was a defining characteristic of her music.
3. The twangy accent gave away his southern roots.
4. The twangy sound of the banjo was a staple in bluegrass music.
5. The twangy sound of the guitar was a result of the heavy reverb.