. "sounding board"^^ . . . . . "107594535"@en-us . . "109934310"@en-us . "a person whose reactions to something serve as an indication of its acceptability; \"I would use newspapermen as a sounding board for such policies\""@en-us . . . "sounding board"@en-us . . "0"^^ . "0"^^ . . "110627349"^^ . . . . . "10627349-n"^^ . . . .