When someone has anal sex with some ugly bitch and she sucks his dick right after. Later her and some other guy hook up and he kisses her poopy dick mouth, thusly receiving the poop dick mouth.
Puffins are more prone to poop dick mouth than most other animals.
Having a fully erect penis, that is so hard and ready for sexy time, that it is totally capable of pounding even solid brick to smithereens.
Holy Shit! My dick is so hard I could lay a brick! That's right, I could literally pound the virginity out of a solid brick! So, anyway, what's your mom doing tonight?
Condition which causes a person to use his position of authority to threaten or speak to others in a condescending tone. It is most common in police officers, military, security guards, rent-a-cops, teachers, parents, etc. When not 'on duty', those with LDS are quickly revealed as cowards.
We thought the officer was courageous but as soon as he didn't have his badge and police backup, we realized he had Little Dick Syndrome.