Definitions by christin :]

PDEA 

Public Display of Elderly Affection

an extra gross version of PDA involving old people expressing their love

could be cute, but only if its really old people holding hands

-"ewwwwww do you see those 60 year olds making out over there?"
-"yeah, that's totally nasty PDEA!"

PDEA by christin :] November 29, 2007