When you have nothing else to say
Ion even say bye no more I be like “mwah no bars” -JT
An object of high rarity or hard to find.
John: Man I lost my keys. They must be made of steel bars.
Rob Miley: You're really dumb,you must be Brandon
A stick of candy dat you bribe someone with in order to keep him from being "convinced otherwise" by one or more fellow humans who might try to get him to change his presently-in-agreement-with-you viewpoint.
Anti-sway bars can indeed sometimes be an effective way to keep someone "on your team", but it can also prevent said person from honestly pondering a particular topic or issue and then forming his own unbiased opinion about said subject, similar to how main-stream religion often does.
Someone who is of age to drink
Today is Jessica’s 21st birthday, she is finally bar worthy
Refers to a block or obstacle that prevents the user from attaining his or her goal. A sort of happy coincidence.
Bill: "Man, I can't marry Bianca until her bitch sister gets hitched!"
Will: "Neither can I!"
Bill: "Well, I guess this bar in the law makes us friends."
-Taming of the Shrew