Walking around with your penis out and flopping around, in the manner of Dr. Manhattan in the Watchmen film adaptation. One truly going Manhattan style will affect an attitude of mild, bemused disinterest, and may perform dangerous activities that would generally require the genitals to be protected, such as operating dangerous, whirling scientific machinery.

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.