FOP stands for not only fucking old people but also Fear Of Parents.
Example: person #1: Hey did you hear jack has FOP?

person #2: What is that?

Person #1. It stands for Fear Of Parents. every time he tries to talk to a parent he shits his pants
by ihaveneutralfeelingstoward January 24, 2022
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Fucking Old Person (Basically an old stupid person)
That FOP almost ran me over.
by squaky December 3, 2006
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FOB but instead off the plane. more modern and up to date
I aint FOB foo, I'm FOP.
by Adrian Ho January 27, 2005
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Fresh off the plane. Points to people who are not from a country who had to emigrate over. Act like a Foreigner.

Syn. FOB(Fresh of the boat)=FOP
Now these days, people now come from planes not from boats.

EX.Yo he is a FOP.
by Joe Ng June 22, 2006
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Short for Face of Pain.
That dude's face is ugly! It's a FOP.
by Don The Vito August 15, 2006
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An fancily dressed gentleman, also called "dandy"
Zorro's disguise as a fop was brilliant.
by paljoey October 3, 2003
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