unbirthday

/ (ˌʌnˈbɜːθdeɪ) /


noun
  1. British jocular

    • any day other than one's birthday

    • (as modifier): an unbirthday present

Origin of unbirthday

1
C19: coined by Lewis Carroll in Through the Looking-Glass

Words Nearby unbirthday

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012