The total lack of brain cells in a specific group

When some little bitchboy is acting like a little tiny pee pee poo poo baby and messing up the group plans.

1) to be slow( in mind)
2) the proper word for deseleration as oppose to acceleration

An act of being retarded.
Proving one that he is retarded, this known as showing (retardation).
An act of handicaped actions.
An act that proves that you are fucked in the head.

A powerful inter universal cult run by a powerful dog named Lord Sammy who rules the omniverse

1. When something stupid and annoying happens to you.
2. When a stupid and annoying person pesters you for more than two seconds.

"wreg rthyh ujhrh ikg j"
Talking like this shows clear signs of retardation
Moving your hands in various unidentifiable motions is a byproduct of having retardation.
People with retardation always deny being retarded.