1. An expression of joy usually accompanied by raising both arms in the air; the higher, the more joyful.
Can also be used sarcastically.
Chocolate and sex? YAY!
Used as a conversation place hoder. ie when you cant think of anything else to say. (usually with little or no emotion - to confirm that you were listening)
Person1: ...and so thats how i came to have a ferret up my clacker.