can't say boo to a goose

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can't say boo to a goose

Is particularly shy, nervous, or diffident. My brother is a very sweet, warm-hearted man who can't say boo to a goose. How can you suspect that he committed this crime?
See also: boo, goose, say

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
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