TINNY

Weak and thin, as a voice

• Bassless?

• Cheap

• Cheap-seeming

• Cheap-sounding

• Hardly mellow

• Lacking in resonance

• Lacking in resonance, e.g.

• Lacking resonance

• Like a cheap piano

• Like a honky-tonk piano

• Like a toy ukulele's sound

• Like cheap pianos

• Like cheap speakers

• Like old radios

• Metallic

• Metallic in sound

• Metallic-sounding

• Not at all resonant

• Not resonant

• Not very durable

• Of poor sound quality

• Opposite of woody, per a Monty Python sketch

• Sonically poor

• Sounding like a toy piano

• Sounding poor, as a piano

• Stannic

• Thin in tone

• Thin sounding

• Thin-toned

• Thin, as sound