Noun: The process of almost walking into a person, then trying to get around them, only to have both parties end up moving in the same direction, blocking one another. Often occurs multiple times during an exchange.

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.

When you almost bump into someone, but move out of the way, but then they move the same way too, so you both move the other way, etc.