Side chick

[Sonia]

The girl a guy cheats on his girlfriend with because shes better in bed. Not always a bad thing to the girl and guy, just society.

[PussyCat]

The female who is Romantically involved with a man that she know has a girlfriend or wife. AkA BECKY... With the good hair as of April 2016

[Little_Girl]

A Bitch that is dating a boy that is [cheating] [on the Bitch] and the Bitch knows [yall]

[Michiko]

The kind of girls without a boyfriend who are often the third wheel in a relationship setting.
Usually these girls want to be with the guy whom theyre associated with, but there was no agreement for them to go that step further.

The man whom the side chick is associated with is pretty [indecisive] about whom they want romantic [relations] with, but since they got [hung up on] several chicks, he might as well have his side chicks.

[Dave Paprocki]

that bitch you keep [on the side] while [you’re] still [dating] someone

[Gregory]

the [chick on the side] of ur girl because she betta in bed but she is not the wifey or the girlfriend just a side plate [dont ever] fall for your [side chick] the only thing she gets from u is dick and she cant contact u in anyway

[Oralee]

When your [actual girl] [aint shit] you be cheating on back with [a side] chick

[Kai]

A [side chick] is a women/thot/hoe
that is dating a man that has a girlfriend and the side chick knows [he has a girlfriend]. Usually a side chick is used for [off and on] sex while the girlfriend is not with the man. A man can have many side chicks just to f*ck.