Screwing, fucking, having sex
Stop boinking my boyfriend
Having cheap sex randomly in a trashy area
Did you see Nolan boinking in that bathroom?
Eww, he's gonna catch something!
Boinking the sound a pogo stick makes when in use.
Boinking can also be a vulgar term for having casual sex with someone.
Oh they're not committed, they're just boinking(having sex).
Visiting, hanging out with, take on a date. This word makes you sound much more awesome (typically if you didn't get any) after coming home from a date and you want to tell your friends.
Friend: Hey, what are you up to?
You: Being awesome -- I'm boinking Erica!
You can't say you're boinking somebody unless u got a penis
Girl 1-I boinked this kid last night
Girl 2-You can't boink someone unless u got a penis dumbass.
The male homosexual act of copulation(because sex implies a male and female).
Where are Stan and John? They've been gone for a while, I hope they aren't boinking again.
I was mad when I walked in and found my gay roommate taking a nap with another dude in his bed. Oh well, at least they weren't boinking.