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not say boo

Slang definitions & phrases for not say boo

not say boo

verb phrase

To keep silent; not respond: He didn't say boo when I called him a thief

[1940s+; perhaps fr earlier not say boo to a goose, ''to be afraid or too timid to speak'']

The Dictionary of American Slang, Fourth Edition by Barbara Ann Kipfer, PhD. and Robert L. Chapman, Ph.D.
Copyright (C) 2007 by HarperCollins Publishers.
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