ladyclock

Possibly from lady cloak.

ladyclock (plural ladyclocks)

1. (Scotland, dated) A ladybird.
   • 1847 October 16, Currer Bell [pseudonym; Charlotte Brontë], chapter VIII, in Jane Eyre. An Autobiography. […], volume II, London: Smith, Elder, and Co., […], →OCLC:

     You're not turning your head to look after more moths, are you? That was only a lady-clock, child, 'flying away home.'

• “ladyclock”, in Webster’s Revised Unabridged Dictionary, Springfield, Mass.: G. & C. Merriam, 1913, →OCLC.