Definitions by Steven Petropoulo & Ryan George

Dip Ass 

A insult describing someone who has a phobia of defacating with there butt above the water because of the possibility of water being splashed on their butt, so the person submerges their butt into the toilet water and defecates in that fashion.

"I saw Timmy pooing and I have descovered that he is a dip ass, his wet boxers reveals the truth

Dip Ass by Steven Petropoulo & Ryan George August 27, 2004