Agreeing to an event or function well in advance and leaving it until the last minute to cancel, subsequently fucking up your friends plans. Usually sent via non verbal means and comprising of multiple but equally pathetic excuses

Anatidaephobia is defined as a pervasive, irrational fear that one is being watched by a duck. The anatidaephobic individual fears that no matter where they are or what they are doing, a duck watches.

Anatidaephobia is derived from the Greek word "anatidae", meaning ducks, geese or swans and "phobos" meaning fear.