English

Alternative forms

• half-birthday

Noun

half birthday ‎(plural half birthdays)

1. The day halfway in between two consecutive birthdays.
   • 2003, Meg Cox, The Book of New Family Traditions, page 263:

     You can sing "Happy Half Birthday to You!" or you could try only singing every other word.

   • 2004, Ginnie Mesibov, Outer Strength, Inner Strength, page 39:

     The fete was Mary Beth's halfbirthday.

   • 2009, Philip Done, Close Encounters of the Third-Grade Kind: Thoughts on Teacherhood:

     “Your halfbirthday?” I pointed to the plate.

   • 2009, Bill Glazer, Dan Kennedy, Outrageous Advertising That's Outrageously Successful, page 257:

     After all, a half-birthday celebration for an adult is OUTRAGEOUS in itself.