Having passionate sex with your girlfriend and ejaculating inside of her. You then proceed to go down on her and suck your semen out of her vagina only to spit it all over her chest.
I met this girl in south tampa and gave her a McGinnis!
I can't believe he gave me a McGinnis, it was so gross!
when your parents get you everything you want.
I just pulled a mcginnis
– When someone tells only the punch line of an inside joke to people who are not in on the joke.
Also see, A McGinnis-sec
– the moment of silence after someone tells the punch line of an inside joke to people who are not in on the joke.
Kevin kept saying, "farthinder!" No one knew what he was talking about. Someone finally said thats a McGinnis moment.
No one in the group had been to Sweden or knew what a farthinder was.