A fork of Rural Dictionary
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
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.