Side Dad 

The patriarch of your side piece's family.

Pedro has been hanging out with his Side Dad more often than his own father. Last week he took the whole side family to the zoo and bought them all orange sherbet push ups.

Side Dad by mooseshadows August 9, 2016

Side Step Dad 

Your brother or sisters father-in-law

‘This is my side step dad’

Side Step Dad by Stee808206 March 17, 2019

Side Daddy

When someone has a sugar daddy and they have a side sugar daddy to get more money.

"Britany, my side daddy just bought me a new purse."

Side Daddy by Wittlewisa July 10, 2017

Side daddy

When you already have a man but you got a daddy on the side for when you need to be treated.

"Yo where you get those new kicks, I know you and your man broke" "oh my side daddy bought them for me"

Side daddy by Babymoot August 13, 2016

Side Daddy

Something only cheating whores have. If you have a "side daddy" then you deserve the gas chambers.

Whore: I have a Side Daddy!
Dude she was trying to court: nope. Fuck this shit im out

Side Daddy by xaneks July 12, 2017