Fuckiss is that passionate kisses you get in the process of romance that leads you into sex with your partner.
1.I fuck Mary J mann thanks to that long fuckiss, she was down for it.
2.Afful only squeezed my juice with the help of that his sensational fuckiss
Going to kiss someone with the intention of going no further but getting carried away and fucking them.
"I heard she got fuckissed by Josh last night."
"She really didn't want to, it was a fuckiss."