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3. can't say boo to a goose

can't say boo to a goose

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can't say boo to a goose

Rur. shy and not talkative. I was surprised to see Joe so talkative at the party. Usually he can't say boo to a goose. She's a quiet little kid. Can't say boo to a goose.

See also: boo, goose, say