Bona Dea

(Pronounced "Bonna Dayuh")

When you fuck your cousin's girlfriend/wife.
This term can have a particularly special or stronger, more effective meaning if he is your close friend, and if you do so by sneaking into a girls only party she is attending.
Bart: Yo dude did you hear about Mike?
Dude: Na what happened to him?
Bart: Bro his girl got Bona Dea'd by Jasper rollercoaster style
Dude: Nah that's crazy brah 😂😂 Jasper a savage bru like na he dont play like really a player fr wtf 💀💀💀💀💀💀💀
Bart: Mike a fag anyway
by sebdoes September 07, 2025
mugGet the Bona Deamug.

Sebastitiao

An individual who is both handsome, awesome and very very funny.
Kevin: Hey Daniel, have you seen Sebastitiao? I miss him so much!

Daniel: Unfortunately, no. I haven't seen him all day , Kevin 😔
by sebdoes March 01, 2021
mugGet the Sebastitiaomug.