sister...by cHat...not by blood : rEcognized on A high level of friendship...Tight relationship
Lush and Angel are the best sidders around.

You are my favorite sidder!
by justbaddest June 20, 2006
Get the sidder neck gaiter and mug.
A girl who thinks shes nails because she lived like in the Caribbean for about 3 months but really shes just the CEO of Gayville
"Wow that new bitch is quite scary i finna be avoiding her"
"Nah mate shes not at all shes just a Macy Sidders"
by horseatron November 28, 2019
Get a Macy Sidders mug for your father Vivek.
Another form of saying sister, but you only use this word if your close with your sisters
Hey sidder I’ve missed you
by September 14, 2020
Get a Sidder mug for your Aunt Zora.