birthday cake

Noun

birthday cake (countable and uncountable, plural birthday cakes)

1. A cake, often iced and decorated, made to celebrate a person's birthday.
   • “I almost ran away.” / “But you didn’t,” Hallie said seriously. / “We stayed for birthday cake.” Portia sat cross-legged on the bed. “Alfonso’s niece was afraid of the candles and Alfonso helped her blow them out.[…]”2013, Anita Hughes, chapter 20, in Lake Como, New York, N.Y.: St. Martin’s Griffin, →ISBN, page 221
   • We sit around chatting, with plates of birthday cake on our laps that none of us have got the stomach for.2015, Claire Douglas, chapter 20, in The Sisters, London: Harper, →ISBN, page 209
2. (US, attributive, often, specifically) Any of several kinds of cakes commonly made to celebrate birthdays.
   • Pat crushed up a package of birthday cake Oreos and sprinkled them over birthday cake ice cream.
   1. (US, attributive, often, specifically) A kind of buttery, frosted, vanilla cake.
   2. (US, attributive, often, specifically) Confetti cake.