Used for exclamatory purposes. Like when you are really excited. Can be shortened to just "kook". The O sound is held out longer the more important it is or the more surprised you are.
Him: So I got an F on my term paper Her: Kooooook!
The ability girls and women have developed to hold several items at once in one hand. The skill has been developed due to the lack of pockets in women's clothing.
I thought she'd need multiple trips to carry her phone, keys, wallet, and Starbucks to her car since she needed the other hand to open the door, but she used her impressive girl grip to carry everything in one hand.