A condition that is uncomfortable to the sufferer as well as unpleasant for others, caused by the usual, very poor male hygiene.
What your mom tells you will happen if you don't take a shower now! Your little brother notices you have been wearing the same underwear for 3 days and doesn't buy it that you have 3 pairs the same color - gray.
Mom: Go take a shower. You stink!
Teen son: Wait until I finish this game....
Mom: You said that yesterday. Do you want to get dick rot before you even get a chance to lose your virginity?