0 a charge that you pay in some restaurants for being allowed to eat a cake or cakes there that you have brought yourself:
We had to eat a chocolate mudcake with our hands - very messy and ridiculous, considering we paid $10 for "cakeage".
Cakeage is a fee levied by restaurants when a customer brings their own birthday cake in to cut and serve at the end of their birthday meal.
Cakeage will be charged to parties who bring in their own dessert or cake at £3.50 per person.
It should be noted that if you would like us to cut and serve your cake, a cakeage fee of $2.50 per person will be charged.