1. a thin wooden board in a musical instrument that vibrates to amplify sound
2. a person used to test ideas or opinions on before presenting them publicly
Usage: informal
3. an electronic device with buttons that produce various sound effects

Examples

• The piano’s soundboard cracked from the dry weather.
• The guitar’s rich tone comes from its spruce soundboard.
• I used my colleague as a soundboard for my presentation ideas.
• She serves as a good soundboard when I need advice.
• The radio DJ used a soundboard to play funny sound effects.
• The comedian pressed buttons on his soundboard during the show.
• The violin maker carefully selected wood for the soundboard.