Immaturity

[Sarah]

The state or quality of being immature or not fully developed;unripeness; incompleteness.When the world has outgrown its intellectual immaturity. Caird.

[Sarah]

Something that makes life a lot more fun.

Though being completely immature will probably have adverse effects on your social life, education, and life in general it'll be more fun!

[Sarah]

an unwillingness to recognize, like those around you, that your head is up your rear end, and you like it there.

[Sarah]

The Decline of our civilization...

[Sarah]

A made-up word that conceited tweens like to throw around at people who aren't conceited tweens.

[Sarah]

When a person older than you acts liek a little kid and post retarted definitions on a website that don't make any sense ad recive little acclaim and noone likes the joke's other than other immatures people like them selves

[Gregory]

When Your 14 Year [old son] Looks up [ballsack] on the urban dictionary and Calls his [friend a] ballsack

[Mark Zuckerberg]

behaviour that is not as calm and wise as people expect from someone of your age: