Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun sounding_board

2 senses of sounding board

Sense 1
sounding board -- (a person whose reactions to something serve as an indication of its acceptability; "I would use newspapermen as a sounding board for such policies")
       => person, individual, someone, somebody, mortal, soul -- (a human being; "there was too much for one person to do")

Sense 2
sounding board, soundboard -- ((music) resonator consisting of a thin board whose vibrations reinforce the sound of the instrument)
       => resonator, cavity resonator, resonating chamber -- (a hollow chamber whose dimensions allow the resonant oscillation of electromagnetic or acoustic waves)