3 definitions by Phat Pat
"Help Delete Online Predators," according to the National Center for Missing and Exploited Children. It is almost certainly the least used of all Internet acronyms.
Hey, it was in the commercial; it's gotta be real, but I can't imagine the context for when I'd actually use "HDOP" in a conversation.
by Phat Pat April 17, 2006
by Phat Pat March 9, 2006
by Phat Pat October 13, 2003