Said in lack of any other appropriate word; is appropriate in all situations.
Can sometimes be used as a simile replacement for awesome
Most commonly used as a standalone word.
Is also very similar to meow
in that it can be used to end awkward silences or even just begin a conversation.
Mostly it is and should be used in alternation with meh
RULES OF USAGE:
*Must always be in capital letters.
*Is exempt from any grammatical rules and so can therefore be used with multiple exclamation marks or question marks.
*Does not make the user awesome and they should neither be treated as though they are nor be expected to become awesome from using it.
*Should NEVER be used in any sentence with Linkin Park