Derriving from the Latin word Yoooo! and Coo-koo!.
A bird call from one homie to another.

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.

a greeting, or another way to get someone's attention(like saying "ay")

A word started in New York, meaning "yes" in a more of a nerdy way.

Yerr is a shortened and anagramitized version of "You heard?" and is commonly used as slang when responding to someone or relaying a message again

Originated by the Mount Saint Vincent mens lacrosse team.
Can mean any type of greeting. Normally yelled at the top of your lungs so your boys can hear it across campus.

Yerr is also used in the West Country UK, as a precursor to a sentence or a general greeting.