dongshlopper 

The word give to any inanament object that is extremely large

jill: holy fuck that guy's cock was a dongshlopper
bill:ya, i agree

dongshlopper by jay planedin January 1, 2006

dongstopper 

Synonym cocokblocker: when a man has his dong extended long and thinks his conquest is in the bag when suddenly an oily bohunk enters the scene and steals his woman away.

Dongstopper- That frat boy dongstopped me on a cougar I was working on all night long.

dongstopper by Stenic November 17, 2016

dongslapper 

he/she who slaps dongs

I was asleep. I felt a harsh blow on my dong. I believe I fell victim to a dongslapper.

dongslapper by Tony Tornado February 18, 2009