1. an acronym for "put it in
da butt".
2. "catch all" solution for problems, usually in regards to a relationship, and expressed over the internet, particularly in forums and chatrooms.
3. expressing interest in engaging in deviant sexual practices. a more extreme variant of hit.
1. "My
girlfriend will let me PIIDB, but my wife won't."
2. Q: "My
girlfriend thinks we should see other people. What should I do?" A: "PIIDB"
3. "She's hot! I'd definately PIIDB!"