Rough, animalistic sex so powerful that bed, table, chair, etc. will shake and rumble and doors that are not secured by a heavy lock will shake loose and open.

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.