to not say boo to a goose
01
to be very quiet and show signs of discomfort or anxiety when in public
Dialect
British
British![to {not} [say] boo to a goose definition and meaning](https://cdn.langeek.co/photo/42122/original/?type=jpeg "to {not} [say] boo to a goose definition and meaning")
Humorous
Idiom
Informal
Exempel
He's the quietest person I know, he would n't say boo to a goose.
His extreme shyness makes him appear as if he would n't say boo to a goose.
