Slang. Biggest kind of penis you can have. Estimated to be 30 feet long and 15 feet wide. White people with jungle fever usually have it and so do black people with wierd names, such as Bovice or Orphieus. Yes, it is bigger than a shlong.
Similar to door bell trade but the unscheduled arrival of a previous craigslist respondent showing up at your door unannounced for a repeat performance of the gay sex
Ding dong dick me down can also be abbreviated to DDDMD. This can be used when you are ready to get that dick and nothing is going to stop you. Ding dong bitch gimme that dick.
When one has a sexual partner that you are not emotionally attached to but have sex with regularly. The action of ding dong dick is to represent the easiness of which getting sex with them is. Just ringing the doorbell will provide intercourse. The phrase is also a play in ding dong ditch.