say bo to a goose

English

Verb

say bo to a goose (third-person singular simple present says bo to a goose, present participle saying bo to a goose, simple past and past participle said bo to a goose)

1. Dated form of say boo to a goose.
   • 1847 January – 1848 July, William Makepeace Thackeray, Vanity Fair […], London: Bradbury and Evans […], published 1848, →OCLC:

     The fellow has not pluck enough to say Bo to a goose.