Something you say after you hold your hand up for a high five and nobody high fives you back. You would probably do this so you don't look awkward or lame after a turn-down.

Every boys/girls worst nightmare.
This is when a girl (or boy) fancies someone and finally asks them out but they say "no"
It usually occurs when they don't like you back or are sexually attracted to a different type of sex.

Give disapproval to someone or something as if they are going to get scrapped or fired. This happens with food or something as if you don’t want it.

Off-brand or cut-out merchandise, materials and products not good enough to "make-the-grade".

Don's masterpiece, practically required viewing at UCSB ;)

reject my definition please

Probably one of the most hurtful things you could be called. If you are called this, you might want to move schools or move to Spain.