The relationship between two or more side bitches who are sleeping with the same taken man
His second side bitch just found out she has a side bitch-in-law
a girl with both large breats, and big booty-cheeks.
WOW, Sharneeeeice really turned into a double sided bagel bitch.
A man's second choice to his Significant other. She's not the main woman in his life and never will be.
Have you seen Tara and Katie they Obviously don't realize their side bitches.
Tara and Katie don't understand that he is never leaving his wife, that all they could ever be is his side bitch
When someone agrees with Todoroki Shoto.
"Stop bitch-siding!"
" ...what the hell is that?"
Being on the side that you know will get you outta something even if it goes against your homies.
2. Lying about something just to seem cool.
Yo Kyle joined the bitch side by telling jenny he got home at nine.