a swolled up corruption of nasty. Most common on the indigenous american crackwhore after sitting on the greyhound bus too long. also noted to be found in the orifices of gi-normous greasy fat putang and asscracks. Be very careful to not aggravate the pone as this may lead to a spontaneous eruptation of the pones pustulations.
Simply put..... a gross red mountainous area of pus.

when a silly person runs up to a house and credit card swipes his/her ass on another person's doorknob and smears shit all over the knob.

When two people spread their buttcheeks and touch buttcracks forming an x-shape with their buttcheeks.

A person (male) that is notorious for constantly leaving one girl and moving on to the next. A douchebag Asscrack is commonly will have lighter colored hair- maybe red or blonde.
He likes to spend a lot of time with bros whether it be at school or on a sports team like baseball or basketball. DBACs just dont spend enough time with girls to be able to understand them.

A douchebag asscrack is very full of himself and willing to take advantage of others, so a dbac will commonly be tall, thick, or both.

Avoid douchebag asscracks, for the douchebaggery asscrackery will catch up with you in a hurry. If a douchebag asscrack ever tells you he loves you, in a way that you might say it if someone offered you narcotics, JUST SAY NO!