Someone that's had sex with someone who's had sex with someone you have. Can be up to 4 times removed.
Girl 1: Me and Jenny are sex cousins.
Girl 2: How?
Girl 1: She had sex with John, who had sex with Sarah who had sex with Colin who had sex with me.
Girl 2: So 3 times removed then.
Girl 2: How?
Girl 1: She had sex with John, who had sex with Sarah who had sex with Colin who had sex with me.
Girl 2: So 3 times removed then.
by sexcousinwiththequeen July 9, 2010

by Maureen O'Connor July 10, 2004

by electricmonk July 1, 2008

originally to be fondeled by a realitive of a friend who is visiting, used more broadly as aimless stroking, ect. without any actual hooking up
by *myself* June 10, 2005

A man to whom one is related by virtue of having had a slice of the same pie. Bird's Second Law of Custardation states that six degrees of custard kinship would unite virtually the whole mammalian population of Earth. Most of them by way of a certain bitch-whore I used to work with.
Justin Timberlake, Kevin Federline, that Brummagem Paki, the Dave Clark Five, the fourth 'Lassie' and half the population of Detroit are custard cousins.
by Lord Grimcock October 16, 2008

Guy 1: "did you hear about the Demarcus Cousins that the pelicans just got"
Guy 2: "what a great deal! The potential for this beating is ray rice level"
Guy 2: "what a great deal! The potential for this beating is ray rice level"
by n8bergeron March 15, 2017

Usually that one little boy in your family tree that begs to play on your device. Sometimes, they break or take things from you and if you lay a finger on them, you get told on.
"Bro, {cousin's name} always wants to play on my phone and won't leave me alone."
"Yeah, he's such a annoying cousin."
"Yeah, he's such a annoying cousin."
by ElytraWithHonor March 7, 2021
