Originally used on the TV series Beavis and Butthead, presumably because you can't say dickhole on TV.

A mild insult.

It’s an acronym standing for Can’t Remember A Fucking Thing. It’s usually used to describe embarrassment at being unable to remember someone (CRAFT moment); going onstage as the lead in the latest theatrical performance and your mind goes completely blank (CRAFT situation); the next morning after a night when you got pissed as a fart and woke up in bed cuddling a traffic cone and a string of fairy lights wound round your prick.

often used on "That 70's show" a phrase some person uses to describe another as a: dickhole only this is not as vulger as the word "dickhole"

a hole in which a dildo is placed, used as an insult.

Its the hole that your stink pickles come out of. Its called the dill hole because dill makes things pucker, like your dill hole.

an unintelligent person, to be used when they do something stupid

An individual lacking common sense or maturity.