hugo: what are you doing this weekend steve?  steve: its our annibirthaversary this weekend so i will be showering my girlfriend with double gifts
the term used when a birthday and anniversary are on the same day
"hugo: what are you doing this weekend steve?  steve: its our annibirthaversary this weekend so i will be showering my girlfriend with double gifts" What is the definition of "annibirthaversary"?