1. A man or woman who, upon meeting them, you know by instinct that you will have sex with.

2. Noticing the obvious attractive aspects of another, a sexually mature person can pinpoint a pubescent counterpart, and target them for potential intercourse.
1. John met a beautiful young woman while travelling, and to his companion mentioned "I'm gonna fuck that chick, eventuallay".

2. Trevor knew Emma Watson was an eventuallay in 2005 when she was 14! Some call it pedophilia, I call it genius.
by winnberg March 12, 2010
Get the Eventuallay mug.