Just a fancier and more stylish way of saying "bye"
"Omg you're irritating me I'm getting off the phone sha bye Keisha "
by Baddest-bitchhh December 29, 2016
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When someone is spouting so much bullshit and you want to get out of the conversation with style.
Idiot #69: "The earth is flat."
You: "Boi, sha-bye." *hair flip*
by IMASCHOLARECKDEE January 8, 2019
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