The father of the child (or children) of a divorced couple in which the mother has since re-married.
Hey, who is that creepy guy in the minivan that's watching us play softball?
Oh, him? He's just my yesterdaddy. He's just a little depressed since my mom married Biff.
Oh, him? He's just my yesterdaddy. He's just a little depressed since my mom married Biff.
by yesterdaddy June 18, 2009

by ActingBoy September 05, 2011

Chadwick got a demotion and now can't buy me my weekly new shoes or take me to Sicily. So I made him a Yesterdaddy. Buh-bye!
by Meaty Air Biscuit November 04, 2021
