You rock

[Becky]

You are really great.

[Tanya Shivari]

colloq. phr. - expression used to convey admiration, gratitude, and/or affection. Often appears in conversations when one has impressed the other; whether it be by a show of ones talent or skill, or generosity and kindness at heart. Also effectively used in casual conversation as informal expression of love, especially when in the presence of others.

[Britney]

too be soo cool, to be really nifty

[Becky]

derived from new old School verb - meaning unsurpassed aka ectasy, or no equivalent to such a heightened state of pleasure. usually the recipiant of the rocker will identify the one who rocks immediately Note: You rock supercedes all other compliments.

[Rihanna]

US: Used to convey the idea of someone being cool or worthy, or that they have done something really amazing.

UK: Used by British people trying to bum lick others. Usually those trying to be ´Fake Americans´ and immitate characters from TV series such as Friends, Will and Grace or the Simpsons. Usually makes the user appear really stupid.